the transcription factor hox is a primary controller of genes needed for

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Answer 1

The transcription factor hox is a primary controller of genes needed for the proper development and differentiation of cells and tissues along the anterior-posterior axis of an organism.

Hox genes are critical for the regulation of embryonic development and play a vital role in determining the identity and function of different body parts.

They are responsible for specifying the positional identity of cells, controlling the formation of various organs and structures, and ensuring that cells differentiate into the appropriate cell type at the right time and in the correct location.

Without the action of hox genes and their associated transcription factors, development would not proceed in an orderly and coordinated manner, and the resulting organism would likely have severe developmental abnormalities and defects.

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Related Questions

Several uses of Fungi are...

They are used in making bread and cheese
They are used in making some medicines
They are the decomposers in many ecosystems
They reproduce by spores

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The several uses of fungi are as follows:

They are used in making bread and cheeseThey are used in making some medicinesThey are the decomposers in many ecosystems

What are fungi?

Fungi are members of the kingdom Fungi characterized by being eukaryotic and have a chitin cell wall but no chlorophyll or plastids.

Fungi may be unicellular or multicellular. Examples of unicellular fungus is yeast while an example of multicellular fungus is mushroom.

However, fungi can be beneficial as well as pathogenic. Some uses of fungi are as follows:

They are used in making bread and cheeseThey are used in making some medicinesThey are the decomposers in many ecosystems

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An organism is viewed under low power and occupies approximately ¼ of the field diameter. The field diameter of this particular microscope under low power is 2000 µm. Calculate the actual size of the organism.

Answers

The actual size of the organism will be 5 µm.

Microscope magnification

The organism occupies 1/4 of the field diameter.

The field diameter is 2000 µm. So, the organism occupies 1/4 x 2000 = 500 µm.

The total magnification under the low power objective is 100.

100x = 500, x = 500/100 = 5 µm

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Which division of time on the geologic time scale is the longest?
OA. A period
OB. An eon
C. An epoch
OD. An era
SUBMIT

Answers

The division of time on the geologic time scale that is the longest is an eon, which is in option B, as an eon can span billions of years and is divided into eras, which are then divided into periods and epochs.

What is geological time?

The geologic time scale is a system used by geologists and other scientists to divide the history of Earth into specific intervals of time based on major events and changes in the planet's geology, climate, and life forms. The geologic time scale is divided into four main categories: eons, eras, periods, and epochs. An eon is the largest and longest division of time on the geologic time scale, spanning billions of years.

Hence, the division of time on the geologic time scale that is the longest is an eon, which is in option B.

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Which is the synthetic equivalent of corticosteroids produced by the adrenal glands?

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Fludrocortisone is a synthetic mineralocorticoid  produced by the adrenal glands. Synthetic corticosteroids are exogenous analogues of naturally occurring glucocorticoids and mineral corticoids produced by the adrenal glands.

Corticosteroids are natural hormones made by the adrenal cortex which are important for maintaining good health. There are two types of corticosteroids, the glucocorticoids and the mineralocorticoids. The major corticosteroids are aldosterone and cortisol and they are secreted from the adrenal cortex .The major adrenal hormones are synthesized at different locations of adrenal cortex like glucocorticoids (particularly cortisol) is made in the zona fasciculata (ZF), androgens and estrogens in the zona reticularis (ZR), and aldosterone in the zona glomerulosa (ZG).

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3. jack is using plastic beads to model water molecules in each state of water. how shoule she the beads to represent water molecules in a solid? a they should be far apart and glued in place b. they should be close together and glued in place c. they should be far apart and allowed to move reely d thay should be close together

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Jack should arrange the beads close together and slide past each other to represent water molecules in a liquid.

How are the molecules of water arranged when water is in its liquid phase?Each water molecule contains two atoms of hydrogen and one atom of oxygen, arranged such that one side of the molecule (nearest the hydrogens) is positively charged while the other side (nearest the oxygen) is negatively charged.They’re arranged randomly, and in random motion.In fact, they’re not even keeping the same hydrogen atoms, as they are constantly popping off and reforming on the nanosecond time scale.

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How do stabilizing and disruptive selection differ? how do stabilizing and disruptive selection differ?

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Disruptive selection is made of natural selection which favor both extreme phenotype and both  from one extreme in directional selection. Stabilizing selection is favors the middle phenotype, average trait value over two extreme trait values.

Both the selection are disruptive selection favors phenotype while stabilizing selection favors average phenotype in population , eliminating both extreme.Disruptive selection also known as diversifying selection.

Stabilizing selection is natural selection pursue population towards the average or median . Normally environment favors average phenotype within a population.Both are two natural selection , affect the distribution of phenotype within a population,Applies to  a phenotype trait.

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A client undergoes cerebral angiography for evaluation of a subarachnoid hemorrhage. which findings indicate spasm or occlusion of a cerebral vessel by a clot?

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Hemiplegia, seizures, and decreased level of consciousness are the  findings which indicate spasm or occlusion of a cerebral vessel by a clot.

The spasm or occlusion of a cerebral vessel by a clot leads to symptoms similar to those of a stroke.

The subarachnoid hemorrhage may occur as a complication type of a stroke called a hemorrhagic stroke, or bleeding inside the brain.

The hemiplegia, seizures, decreased level of consciousness, aphasia, hemiparesis, and increased focal symptoms.

Therefore, nausea, vomiting, and profuse sweating suggest a delayed reaction to the contrast medium used in cerebral angiography. The difficulty in breathing or swallowing may signal a hematoma in the neck. Tachycardia, tachypnea, and hypotension suggest internal hemorrhage.

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According to the onandaga creation story, where do the seeds that for the trees, grass, and flowers on earth come from?

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The seeds that for the trees, grass, and flowers on earth come from branch of the great tree of Skyland.

What is the Onondaga creation story?

When the Earth grew then the two Swans let the wife rest on the Great Turtle's back. When the wife comes to Earth, she opened her hand and the seeds from the Great Tree fell to the earth. Then from those seeds tress and the grass start growing. Life on Earth had now begun in the form of trees, grass and flowers. from branch of the great tree of Skyland the seeds that for the trees, grass, and flowers on earth come.

So we can conclude that the seeds that for the trees, grass, and flowers on earth come from branch of the great tree of Skyland.

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A chronic disease characterized by the continued use of a drug regardless of its harmful consequences is ___________________________.

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A chronic disease characterized by the continued use of a drug regardless of its harmful consequences is addiction.

Addiction is a chronic illness marked by compulsive, or uncontrollable, drug or alcohol seeking and use despite negative effects and potentially long-lasting alterations in the brain. The negative behaviours exhibited by drug or alcohol users may result from these changes in the brain. Addiction is a relapsing illness as well. Relapse is the act of using again after making an effort to stop. The brain regions responsible for motivation, learning, and behaviour regulation are all impacted by addiction.

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What is the function of the fungal structure shown?
• A. Nutrient absorption
• B. Photosynthesis
• C. Reproduction
D. Energy production

Answers

Fungi are made up of masses of tubular filaments called hyphae that penetrate into and absorb nutrients from the substrates on which fungi grow. So the answer is A

(ii) The number and size of the Golgi apparatus in the maize cell increases during
one stage of the cell cycle.
In which stage of the cell cycle would the number and size of the Golgi
apparatus increase?

Answers

Answer:

Explanation:

Golgi protein levels increase during interphase. The Golgi apparatus, like other organelles, is thought to double in size or number prior to equal partitioning between daughter cells (2).

Two solutions with similar solute concentrations are separated by a membrane that only water can pass through. One solution (B) is of greater volume than the other (A). What do you think will happen over time? Briefly explain your reasoning in 1-2 sentences including the solute concentration (increase/decrease) and final volume level (higher /tower) for A vs. B in your answer

Answers

If a container is divided into two compartments by membrane, both compartments are filled with a solution A an B having similar solute concentration, and a solution B is having higher volume. As the solutions are of same concentration there is no osmosis between two solutions separated by a semipermeable membrane, they are said to be isotonic.

In this situation, water can freely pass the membrane without affecting the solute concentration on either side. Thus over a time both solution A and B will have no change in solute concentration and the level of solution B will be equilibrated with solution A.

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Explain how a single allele can exhibit both complete dominance and codominance?

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Complete dominance is only one allele in the genotype seen in phenotype .Both alleles genotype are seen in the phenotype.

Alleles aren't fully dominant or recessive to one another, but instead display co-dominance and dominance. Co-dominance occurs when Allen show dominance. ABO blood group is good example of multiple alleles which shows co-dominance passed from parents to the offspring.

Dominance in which dominant allele is fully expressed while suppressing recessive allele effect on phenotype.and co-dominance  are the process in which both alleles independently work and express effect without mixing the effects.Both are two types of genetic inheritance. It is a condition which has dominant allele does not completely mask the effect of recessive allele.

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11. In plant cells grown in the presence of a metabolic poison that specifically inhibits mitochondrial F1ATP synthase, one would expect:

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In plant cells grown in the presence of a metabolic poison that specifically inhibits mitochondrial F1ATP synthase, one would expect: An increase in the pH difference across the inner mitochondrial membrane.

The electron transport chain can no longer pump electrons into the intermembrane space. The pH of the intermembrane space would increase, lowering the pH gradient and stopping ATP synthesis. The function of ATP synthase is to form ATP from ADP and inorganic phosphate (Pi) in the F1 sector. This is possible due to the energy derived from the gradient of protons that cross the inner mitochondrial membrane from the intermembrane space into the matrix via the Fo part of the enzyme.

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PLEASE ANSWER QUICK

What makes eukaryotes different from prokaryotes?
Multicellularity

All of the choices

Highly Organized Cell Interior

Sexual Reproduction

Answers

Answer:Scientists believe that eukaryotes evolved from prokaryotes around 2.7 billion years ago. The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not.

Explanation:

An organism that uses organic carbon for its carbon needs and sunlight for its energy needs would be called a __ quizlet

Answers

Autotroph

An organism that uses organic carbon for its carbon needs and sunlight for its energy needs would be called an autotroph.

What are autotrophs?

An organism that has the ability to make its own food from inorganic materials is known as an autotroph. Contrarily, heterotrophs are organisms that are dependent on the eating of other species for their survival because they are unable to manufacture their own nutrients. Because they frequently provide food for heterotrophs, autotrophs are crucial producers in the ecosystem.

The most prevalent kinds of autotrophs are plants, which make their own food through the process of photosynthesis. In order to create nutrition from light, plants contain a specialized organelle called a chloroplast within their cells. These organelles generate glucose, a basic sugar needed for energy, as well as oxygen as a byproduct when combined with water and carbon dioxide. In addition to providing nutrients for the producing plant, glucose also serves as an energy source for the plants' consumers. Algae, plankton, and some varieties of bacteria are additional examples of autotrophs that engage in photosynthesis.

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The probability that the daughter of a woman with a dominant disease-causing allele on one X chromosome and a normal male will be affected with the disorder is ________ .

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The probability that the daughter of a woman with a dominant disease-causing allele on one X chromosome and a normal male will be affected with the disorder is 50%.

Men and women have different chances of passing on X-linked dominant conditions since men only have one X and one Y chromosomes, whereas women have two X chromosomes. All of a man's sons inherit his Y chromosome, and all of his daughters inherit his X chromosome. As a result, only his daughters will be afflicted if a man has an X-linked dominant ailment; his sons will not be affected. Each child of a woman inherits either one or the other of her X chromosomes. With each pregnancy, a woman who carries an X-linked dominant disorder on one of the X chromosomes has a 50% chance of giving birth to a child who carries the disorder be it boy or girl.Hence, the probability that the daughter of a woman with a dominant disease-causing allele on one X chromosome and a normal male will be affected with the disorder will be 50%.

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The probability that the daughter of a woman with a dominant disease-causing allele on one X chromosome and a normal male will be affected with the disorder is 50%.

What are chromosomes and what do they do?

Chromosomes are the thin, threadlike components of both plant and animal cell nuclei. They consist of one molecule of deoxyribonucleic acid and one protein (DNA). The chromosomes are in charge of holding the instructions that give the kids their own identity while also displaying qualities from the parents when the genetic material is passed from parents to the child.

A chromosome's function

The genetic information and a large number of the proteins necessary for its expression are both stored on the chromosome. The frequency and type of gene translation into proteins are controlled by their intricate form and structure. Generating organisms is accomplished by a process known as gene expression. How often a gene is expressed depends on how tightly packed the chromosome is at a certain place. Less actively transcribed genes will be clustered more closely together than actively transcribed genes, as can be seen in the chromosome structure image below. When these proteins are activated or deactivated, the chromosome can constrict or extend, which is how many cellular molecules that control genes and transcription function. Every protein is turned on during cell division.

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If you intend to place a block of statements within an if statement, you must place these around the block.

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If you intend to place a block of statements within an if statement, you must place curly braces { }

What are Curly Braces?

Curly brackets are found on the same keys as the open bracket [and close bracket] on U.S. keyboards. They are also known as an open brace, close brace, squiggly brackets, and floral brackets.

Curly brackets are used to encapsulate the rules that will be applied to the selected items and to follow a select or rule.

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Biological anthropologists view how humans come to be the way they are as the result of

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Both their own individual life experiences and the evolutionary history.

What about biological anthropologists?Since genes are the main cause of human diversity, they can look at genes. Since differences in health are the primary cause of most human diversity, they can research health.Understanding human adaptation to various settings, the causes of illness and early mortality, and how humans descended from other animals are all goals of biological anthropologists. They research people (alive and deceased), other primates including monkeys and apes, as well as human predecessors, to achieve this (fossils).The study of biological anthropology focuses on the variety and environmental adaptations of our closest living relatives, monkeys and humans, as well as their evolutionary history. The strong evolutionary perspective of biological anthropology is one of its key features.

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Calories from saturated fats and/or added sugars in foods that have little or no nutritional value, such as sausages and ice cream, are called:.

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Calories from saturated fats and/or added sugars in foods that have little or no nutritional value, such as sausages and ice cream, are called Empty Calories.

Calories can be defined as the amount of energy extracted from the food which an individual eats throughout the day. According to dietary guidelines, a young person [20-25 years old] must intake between 1,600 and 3,000 calories per day.

Foods such as sausages, ice cream, pizza, and soft drinks have a high amount of empty calories because solid fats and added sugars are used in their manufacturing to add flavors and make the food more appealing but they have no nutritional value.

The amount of empty calories a person intakes should be decreased by avoiding such food items and drinks.

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This linked dataset Links to an external site. Lists body masses in kilograms for 20 mammal species, and their corresponding base metabolic rate in Watts. Copy the data into your preferred spreadsheet program, perform a natural log transform of both the base metabolic rates and the body masses of the mammals to improve the linear relationship, and then perform a linear regression on the data using the trendline feature. Use the linear regression equation to estimate (based on these data) what the base metabolic rate of a human of 40.57 kilograms is likely to be.
Some hints and suggestions: • Remember that your variables have been transformed, so you will need to account for this as you find the base rate in Watts. • When answering, input only digits, with no spaces, and round to two decimal places. 1 Mammal Size (kg) Base Metabolism (Watts) 2 4.67 11.57 3 1.02 2.56 4 0.206 0.73 5 0.19 0.86 6 0.105 0.55 7 0.3 1.1 8 61.235 61.16 9 0.2615 1.2 10 1.039 2.93 11 0.061 0.42 12 0.2615 1.2 13 127.006 105.34 14 70 82.78 15 2.33 4.2 16 1.3 1.73 17 9.5 16.05 18 1.011 2.07 19 0.225 1.3 20 0.8 4.39 21 102.058 89.55

Answers

The linear regression equation shows that the base metabolic rate of a human of 40.57 kilograms is likely to be 9.557.

How to explain the information?

It should be noted that regression simply means a set of statistical process that is used for the estimation of the relationship between the dependent variable and the independent variable. In the linear regression, it should be noted that the slope is the a that van be seen on the linear equation y = a + bx.

Based on the information given, it should be noted that for the human with a metabolic rate of 40.57 kilograms, the natural log will simply be:

x = In(40.57)

x = 1.6082

Therefore, the natural log for the metabolism rate will be:

Y = a + bx

Y = 1.0648 + (0.74148x)

Y = 1.0648 + (0.74148 × 1.6082)

Y = 1.0648 + 1.1925

Y = 2.2573

Then, we'll then take the inverse log of the above value which will be 9.557.

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Stegosaurus' skull suggest that its diet consisted of relatively soft plants or relatively tough woody vegetation?

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The shape of the Stegosaurus cranium allowed for extra jaw muscle mass than the alternative herbivores. This intended an extra green conversion of muscle energy into the pressure of the chew. The research indicates that Stegosaurus might be capable of foraging on huge sorts of flowers, which include ferns and cycads.

Stegosaurus ate gastroliths. Small stones that ground its favorite greens up in its belly. it's far believed to have eaten vegetation together with mosses, ferns, horsetails, cycads, and conifers or culmination.

The stegosaurus turned into such a cool dinosaur. It had neat plates and spikes covering its tail, again, and neck that made it appear very exclusive. however, it was additionally a plant-consuming device! It had a toothless beak for nipping low-mendacity vegetation like ferns, cycads, and pines.

The small blunt teeth show that Stegosaurus become an herbivore. It had a huge intestine to break down the plants it ate. Stegosaurus became maximum probably prey for the likes of Allosaurus, Torvosaurus, and perhaps even smaller meat eaters.

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What if the light intensity was 1000, but the only available wavelengths was 400. What do you predict would happen to the ATP production, and why?

Answers

ATP production depends only on intensity of light and not on wavelength of light.

The production of plant food, the size and color of leaves, and flowering are all impacted by light intensity. Plants that are grown in low light typically have spindly growth and leaves that are light green. Similar plants cultivated under intense lighting typically have shorter, better branches and larger, dark green leaves.

Lack of light causes the plants' leaves to yellow, their stems to weaken, and their leaves to shrink. Lack of light causes plants to eventually lose their color and perish. The growth of plants can potentially be harmed by excessive light exposure. One of the many elements influencing plant growth is light.

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A large forest fire burns in Canada, dropping black carbon on Greenland. Which of the following is true

Answers

In the case of the large forest fire burns in Canada, the option that is known to be true is option B: . The Greenland glaciers will melt faster.

How do wildfires affect glaciers?

A new study has shown that the exposure of glaciers  to any kinds of wildfire smoke can lead to the glaciers melting faster than normal.

Note that this often affects mountain runoff that gives  the main freshwater resources for all of life downstream.

Hence, In the case of the large forest fire burns in Canada, the option that is known to be true is option B: . The Greenland glaciers will melt faster.

A large forest fire burns in Canada, dropping black carbon on Greenland. Which of the following is true?

A. The Greenland glaciers will be protected from melting as the ash will insulate the ice.

B. The Greenland glaciers will melt faster.

C. The black carbon will not affect the Greenland glaciers.

D. It is unknown as to what effect the black carbon would have on the Greenland glaciers.

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types of magnifying lenses

Answers

Answer:

Explanation:

Biconvex lens: Distinguised by two spherical (convex) surfaces. ...

Aspheric Lens: Aspheric curves allow higher magnification with less distortion. ...

Aplanatic Lens: Consists of two equally strong plano-convex lenses. ...

Achromatic Lens: Top quality lens.

What is the main benefit of storing glucose in a cell as a polysaccharide (e.g., glycogen) instead of as free glucose?

Answers

The main benefit of storing glucose in a cell as a polysaccharide (e.g., glycogen) instead of as free glucose is that polysaccharide take up less physical space. The polysaccharide is less susceptible to undesired oxidation.

Glucose molecules are soluble in water and thus can cause the cell to become hypertonic.

This will result in the entry of water molecules within the cells and cause it to lyse.

On the other hand, glycogen is insoluble in water and therefore stays inert. It does not cause any imbalance in osmotic pressure.

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The responses observed in type IV hypersensitivities result from the action of IgG and complement. autoantibodies. IgE antibodies and mast cells. T cells and phagocytes. inflammatory chemicals.

Answers

The responses observed in type IV hypersensitivities result from the action of T cells and phagocytes.

Hypersensitivity IV type, also called delayed-type hypersensitivity (DTH), involves T cell-antigen interactions that cause activation and secretion of cytokines. This type of hypersensitivity requires sensitized lymphocytes that respond 24–48 hours after exposure to soluble antigens. A type IV hypersensitivity reaction is a cell-mediated reaction that can occur in response to contact with certain allergens, resulting in what is called contact dermatitis, or in response to certain diagnostic procedures such as the tuberculin skin test. Certain allergens need to be avoided to treat this condition. Type IV hypersensitivity response is observed results from the action of T cells and macrophages while other types are mediated by antibodies. This reaction  occurs at least 1–3 days after the initial exposure. Type IV hypersensitivity is the mechanism of many autoimmune disorders.

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One evidence supporting punctuated equilibrium?

Answers

Answer: it indicated macroevolution will typically involve cladogenesis, rather than anagenetic modification of populations

Explanation:

Germany has a population of 82,217,800. If there are 636,854 births, 827,155 deaths, 684,862 immigrants, and 680,766 emigrants, what is the new population?

A. 82,027,499
B. 82,316,181
C. 82,031,595
D. 1,962,666

Answers

Answer:

C. 82,031,595

Explanation:

82,217,800 + 636,854 - 827,155 + 684,862 - 680,766 = 82,031,595

Germany has a population of 82,217,800. If there are 636,854 births, 827,155 deaths, 684,862 immigrants, and 680,766 emigrants, what is the new population?

Answer is the C

. When performing a cross with a Punnett square, the letter you write across the top and down the side of the square represent the possible ______________ the parents can pass to offspring carried on __________ chromosomes.

Answers

Genotype of one parent on top and other parent on side

Organisms inherit genetic material from their parents in the form of homologous chromosomes, containing a unique combination of DNA sequences that code for genes.

What is a Punnet square ?

The Punnett square is a square diagram that is used to predict the genotypes of a particular cross or breeding experiment.

It is named after Reginald C. Punnett, who devised the approach in 1905. The diagram is used by biologists to determine the probability of an offspring having a particular genotype

To prepare a Punnett square, all possible combinations of the parental alleles are listed along the top (for one parent) and side (for the other parent) of a grid, representing their meiotic segregation into haploid gametes.

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the position of a mass oscillating on a spring is given by x=(5.9cm)cos[2t/(0.59s)] What is the frequency of this motion? Style, taste, prestige, feelings generated, and brand image are examples of which type of evaluative criteria? A) tangible. B) intangible. C) primary Determine the mass of ki needed to create a 250. Ml solution with a concentration of 2. 25 m. The DHCP Server is software running on some server OS (like Windows Server, or Linux). O True O False Use Green's Theorem to evaluate the line integral. integral_C e^x cos (2y) dx - 2e^x sin (2y) dy C: x^2 + y^2 = a^2 Aluminum and hydrogen chloride react to produce aluminum chloride and hydrogen gas. If 22.2 grams of aluminum and 35.2 grams of hydrogen chloride are used, what mass of aluminum chloride can be produced? How many liters of hydrogen gas would each produce? What is the limiting reactant? How much is left over? 4. According to enlightened organizations, information technology (IT) governance is the responsibility of:a. project management.b. IT management.c. human resource management.d. executive management. (25%) Problem 1: Consider a typical red laser pointer with wavelength 647 nm. V 4 What is the light's frequency in hertz? (Recall the speed of light c = 3.0 x 108 m/s). f= (25%) Problem 2: You observe that waves on the surface of a swimming pool propagate at 0.750 m/s. You splash the water at one end of the pool and observe the wave go to the opposite end, reflect, and return in 26.5 s. How many meters away is the other end of the pool? d= which one of the following ethical considerations is most related to research? a. professional competence b. exploitation c. informed consent d. discrimination Describe both a PUSH and a PULL factor about the Irish Potato Famine in Ireland from 1845-1849. Answer in your own words Answer the questions about the following polynomial 1 - 1/3x3 - 5x4 - 10x You are thinking of making your home more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs and insulating part or all of your exterior walls. Each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs. Your home has 70 light fittings and 1,300 square feet of uninsulated exterior wall. You can spend no more than $1,400 and would like to save as much per year in energy costs as possible. How many compact fluorescent light bulbs and how many square feet of insulation should you purchase? using standard electrode potentials, calculate g and use its value to estimate the equilibrium constant for each of the reactions at 25 c. cu2 (aq) zn(s)cu(s) zn2 (aq) one reason the u.s. supreme court cited in favor of lgbtq peoples right to marry in the obergefell v. hodges case was Why should young thug stay in jail? In essay form Nadya is in labor, although she is not certain which phase of labor she is in. She has requested an epidural, but theanesthesiologist has just told her that it is not possible to administer the medicine at this time. How dilated isNadya's cervix likely to be at this point?0 0 00-3 cm4-6 cm6-8 cm9-10 cm Let A be an nm matrix. Is the formula (kerA)=im(AT) necessarily true? Explain. Which organ produces a hormone that promotes maturation of T cells? a) Spleen b) Lymph node c) Red bone marrow d) Thymus c) Pancreas 8.8.10: a recursive definition for full binary trees. (? Here is a definition for a set of trees called full binary trees. Basis: A single vertex with no edges is a full binary tree. The root is the only vertex in the tree. root - v Recursive rule: If T1 and T2 are full binary trees, then a new tree T' can be constructed by first placing T1 to the left of T2, adding a new vertex v at the top and then adding an edge between v and the root of T1 and an edge between v and the root of T2. The new vertex v is the root of T'. root - T' T1 T2 Note that it makes a difference which tree is placed on the left and which tree is placed on the right. For example, the two trees below are considered to be different full binary trees: O (a) Draw all possible full binary trees with 3 or fewer vertices. (b) Draw all possible full binary trees with 5 vertices. (c) Draw all possible full binary trees with 7 vertices. (d) The function v maps every full binary tree to a positive integer. v(T) is equal to the number of vertices in T. Give a recursive definition for v(T). 1. Drag the cards so that each number sentence is true. (You will have one card left over.)2. Describe your thinking.