According to the biological species concept, a species is defined as a group of organisms that can interbreed and produce healthy, fertile offspring.
Answer:
The biological species concept defines a species as members of populations that actually or potentially interbreed in nature, not according to similarity of appearance. Although appearance is helpful in identifying species, it does not define species. Appearance isn’t everything Organisms may appear to be alike and be different species.
Explanation:
How has deforestation in Haiti altered the climate?
A)
The loss of trees resulted in less carbon being removed from the atmosphere.
B)
Deforestation has resulted in widespread extinction of plants.
C)
Without trees’ root systems to hold it in place, rains have washed away the topsoil.
D)
With fewer trees, there is less shade to keep the land cool.
E)
Deforestation has not altered Haiti’s climate.
Answer:
A)
The loss of trees resulted in less carbon being removed from the atmosphere.
Explanation:
Took the test edg
Answer:
a. The loss of trees resulted in less water vapor in the atmosphere and thus less rain.
Explanation:
Inversion of DNA sequences within chromosomes is a common process in evolution. The following gene arrangements in a particular chromosome are found in four different species: First sequence: STUVWX Second sequence: UVXTSW Third sequence: UVWSTX Fourth sequence: SWVUTX Assuming that the arrangement in the first sequence is the ancestor/reference arrangement, in what evolutionary order did the four species arise, such that the fewest number of inversions occur between each species (place the first sequence as the earliest species in your ordering)2341
Answer:
The correct answer is - 1, 4, 3, 2.
Explanation:
It is given that the first sequence represents the earliest or ancestor species therefore, the first sequence would be - STUVWX
After the inversion, the highlighted sequence of the first sequence STUVWX gives rise to the second sequence as:
STUVWX
SWVUTX
Thus the second sequence after Ist inversion would be SWVUTX
2nd inversion, Third sequence:
SWVUTX
UVWSTX
Thus the third sequence after 2nd inversion is UVWSTX
3rd inversion, fourth sequence:
UVWSTX
UVXTSW
Thus, the fourth sequence after 3rd inversion is UVXTSW
Why are feathers "easy to repair"?
Answer: The feathers are easy to repair as the cells of birds help in replacement of damaged and old feathers.
Explanation:
The follicles of the feathers have regenerating cells that help in regrowing the feathers when the feathers are damaged and require to be replaced. The regrowth of feathers is a natural process that happens in all birds. The feathers are replaced by one or two molt seasons per year. In these seasons they shed their feathers and new feathers reappear. The newly growing feathers are stiff, and hard similar to nails.
What is a phenotypic variation?
Answer:
Mendel worked with pea plants showing complete dominance for various characteristics
- E.g. flower color, plants either have purple flowers or white flowers
- A particular genotype produces a recognizable phenotype
Explanation:
Phenotypes can cause by genes, environmental factors, or a combination of both.
Phenotypic variation, then, is the variability in phenotypes that exists in a population. For example, all people come in different shapes and sizes: height, weight, and body shape are phenotypes that vary.
Deoxygenated blood fills this receiving room.
Need some quick help with this:
Answer:
In photosynthesis, solar energy is harvested as chemical energy in a process that converts water and carbon dioxide to glucose. Oxygen is released as a byproduct. In cellular respiration, oxygen is used to break down glucose, releasing chemical energy and heat in the process.
Explanation:
Answer:
option C
Explanation:
radiant energy from the sun get converted into chemical energy during the photosynthesis process by the chlorophyll .
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Is the proton the outer or inner circle
Answer:
me desculpa mais e só o meu celular ou o seu também tá tudo em inglês ?
What is a tumor? *
a mass of cancer cells
O a defective p53 gene
An accumulation of cyclins
O the rapidly dividing cells found at the site of a wound
Answer:
i think it is.. a mass of cancer cells
Explanation:
The neurotransmitter thought to be involved in learning and memory is
x acetylcholine.
norepinephrine.
glutamate.
glycine
GABA
What is the relationship between the levels of CO2 in the atmosphere and the levels of CO2 in the ocean?
Answer:
Because of human-driven increased levels of carbon dioxide in the atmosphere, there is more CO2 dissolving into the ocean. The ocean's average pH is now around 8.1 , which is basic (or alkaline), but as the ocean continues to absorb more CO2, the pH decreases and the ocean becomes more acidic.
What are the monomers of Carbohydrates?
A. Monosacharides
B. Nucleic Acids
C. Amino Acids
D. Fatty Acids
Explanation:
A. Monosacharides
....... from Greek
monos = single
sacchar = sugar
Please... I need help!!!
Tongue Rolling is a one gene trait. So where is it’s chromosome and it’s location??
Answer: One type of map uses the cytogenetic location to describe a gene’s position. The cytogenetic location is based on a distinctive pattern of bands created when chromosomes are stained with certain chemicals. Another type of map uses the molecular location, a precise description of a gene's position on a chromosome. The molecular location is based on the sequence of DNA building blocks (base pairs) that make up the chromosome. Buttt I don’t know if this is the answer your looking for. But I hope this helps in a way.
Explanation:
what is the function of peroxisomes ?
Answer:
Peroxisomes play a key position in the oxidation of precise biomolecules. They additionally contribute to the biosynthesis of membrane lipids recognized as plasmalogens. In plant cells, peroxisomes elevate out additional functions, together with the recycling of carbon from phosphoglycolate for the duration of photorespiration.
Explanation:
Explain why you think science is important?
Explanation:
Science is valued by society because the application of scientific knowledge helps to satisfy many basic human needs and improve living standards. Finding a cure for cancer and a clean form of energy are just two topical examples. ... Education could become the most important application of science in the next decades.18-Aug-2014
Answer:
for medicine,agriculture,food production,natural product...etc
There are three different alleles for the gene that determines blood type: A, B, and 0. This
type of inheritance pattern is an example of:
The type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.
What is Codominance?Codominance may be defined as a type of inheritance pattern in which the alleles are able to express themselves independently even when present together. This biological phenomenon is known as codominance.
ABO blood grouping in humans represents an example of codominance in which it is controlled by gene I which has three different alleles. Due to the three different alleles of gene I also represent an example of multiple alleles.
Therefore, the type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.
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why is there a crisis if "energy can neither be created or destroyed"?
Answer: Scientists say that energy can neither be created nor destroyed, so therefore it is impossible for there to be an energy crisis.
Explanation:
I'm pretty sure I'm right
Answer:
There is a problem because if energy is created as machines worked everything would speed up until it breaks, and if energy was destroyed as machines worked everything would eventually slow down and stop. So in both cases the world would end, a whimper in one a bang in the other.
Explanation:
Reference: How things Work Now(book)
Which of the following is NOT an ecosystem
service that forests provide?
habitat for wildlife
reduce soil erosion
lumber
carbon sink
all of the choices are ecosystem services
Answer:
All of the choices are ecosystem services.
Explanation:
Trees' roots hold soil down so it doesn't move everywhere and they recycle carbon into oxygen. In addition, they provide us wood and beautiful wildlife!
Have a great day!
The ecosystem services are all the benefits provided by the ecosystem to human. Otion A) habitat for wildlife is not an ecosystem service.
What are the Ecosystem Services?
When talking about ecosystem services, we are referring to the goods and services offered by ecosystems to human populations
There are different types of ecosystemic services:
Provision or supply:These are the products obtained by nature to be used or consumed, directly or with previous processing.
Among them, we can mention food, clear fresh-water, fertile soils, geotic materials, raw materials (used for clothing, construction), renewable fuels, biochemical compounds, pharmacological/medicinal resources, and others.
Regulation:Refers to ecological processes that improve life.
Among others, we might mention climate regulation, CO₂ absorption, water purification, air purification, erosion control, natural disaster avoidance such as flooding, soil formation and fertility maintenance, nutrient cycling, waste recycling, pests/plagues control, etc.
Cultural:Refers to the benefits that are not material.
Ecosystems also provide a recreational place or area to spend time, learn. They are a spiritual/religious space, a source of inspiration. They are considered to be cultural patrimony and the source of scientific knowledge.
Among th options, the one that is not a ecosystemic service is option A) habitat for
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.
Describe the convalent bond including providing examples of compounds formed through each type of bond ?
Answer:
is a chemical bond between two non-metal atoms. Like Hydrogen, Oxygen, Carbon are just few.
There is a covalent bond between the oxygen and each hydrogen in a water molecule (H 2 O). Each of the covalent bonds contains two electrons, one from a hydrogen atom and one from the oxygen atom.
Explanation:
Water or Co2 is a covalent bond that be either polar which has a negative charge and positive charge like water that has one negative oxygen and two positive hydrogen. and non polar like Carbon bonding with carbon is both positive.
fertilization that happens when sperm cells are released into the body of the female animal
Answer:
If you're asking about the type it is internal
Explanation:
Mammals internally fertilise through copulation.
Which part of the amino acid determines the uniqueness of the amino it as well as the shape of the protein
Answer:
The primary structure of a protein - its amino acid sequence - drives the folding and intermolecular bonding of the linear amino acid chain,which ultimately determines the protein 's unique three-dimensional shape.
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Which of these is a density-independent factor?
A. Forest fire
B. Food source
C. Shelter
D. Water supply
Out of the options given, the density-independent factor is: A. Forest fire. A density-independent factor is a factor that affects a population regardless of its size and density.
What is cell?A cell is the basic unit of life that makes up all living things, including animals, plants, fungi, and bacteria. It is the smallest structural and functional unit of an organism that is capable of performing all the functions of life, including metabolism, growth, reproduction, and responding to stimuli. A typical cell is composed of a cell membrane, cytoplasm, and a nucleus (in eukaryotic cells), or a nucleoid region (in prokaryotic cells). The cell membrane is a selectively permeable membrane that surrounds the cell and separates it from the environment, regulating the exchange of materials between the cell and its surroundings. The cytoplasm is a gel-like substance that fills the cell and contains all the organelles and structures necessary for the cell's functions. The nucleus contains the cell's genetic material, including DNA, which controls the cell's activities and is responsible for inheritance.
Here,
A forest fire can have a significant impact on a population, regardless of its size or density. Forest fires can destroy habitats, reduce food sources, and alter the physical environment, which can have a significant impact on the population. A forest fire does not depend on the size or density of a population, so it is considered a density-independent factor.
The other options, such as food source, shelter, and water supply, are density-dependent factors that can impact a population based on its size and density. As the population increases, the availability of these resources can become limited, which can affect the population's growth and survival.
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balancing of chemical equation
Answer:
what are you trying to explain
Explanation:
in the question
What is the probability?
Answer:
50
Explanation:
their child has a 50% chance of having boss type o and a 50% chance of having blood type a
How much physical activity is recommended to prevent heart disease
Explanation:
moderate and low impact exercise can be beneficial for acid reflux problems. activities like walking, light jogging, yoga, riding a stationary bike, or swimming are good choixes! it can help you lose weight which will alleviate symptoms. my family has a really bad history of heartburn and we like to prevent it through dancing or yoga! (:
In a scientific experiment, a
changed
is any factor that can change or be
A. hypothesis
B. causation
ОООО
C. conclusion
D. variable
SUBMIT
The number of protons plus neutrons in an atom, represented as an average of all naturally occurring forms of the element, is known as_____
What macromolecule is the enzyme ATP synthase?
A chest radiograph of an asymptomatic 37-year-old man showed a 3-cm nodule in the middle lobe of the right lung. The nodule was excised with a pulmonary wedge resection, and sectioning showed the nodule to be sharply circumscribed with a soft, white center. Culture of tissue from the nodule grew Mycobacterium tuberculosis. Which of the following pathologic processes has most likely occurred in this nodule? a. lipid acummulation b. liqufactive necrosis c. caseous necrosis d. coagulative necrosis e. gangreous necrosis f. apoptosis g. apoptosis h. fat necrosis
Answer:
caseous necrosis
Explanation:
The pathologic process that most likely occurred to this nodule would be caseous necrosis. This occurs at the time of death of a some cells but it is a very unique scenario in which the cell maintains a soft and white proteinaceous dead cell mass, just like in this scenario. This type of cell death usually occurs in lymph nodes but can occur in any cell in the body including in the lung.
Name:______________________________ DNA Structure Student Practice (12. 1) Modified True/False Statements: If the statement true, write True in the blank. If the statement is is false, write False in the blank and correct the underlined word to make the statement true. The building blocks of DNA molecules are amino acids. DNA molecules contain a 5-carbon sugar called deoxyribose. The nitrogen bases found in DNA molecules include adenine, cytosine, guanine,
Answer:
- The building blocks of DNA molecules are amino acids. False
- DNA molecules contain a 5-carbon sugar called deoxyribose. True
- The nitrogen bases found in DNA molecules include adenine, cytosine, guanine, and thymine. True
Explanation:
The building blocks of the deoxyribonucleic acid (DNA) are nucleotides, while amino acids are the building blocks of proteins. Each nucleotide consists of one of four possible nitrogenous bases: two purines (i.e., adenine and guanine) and two pyrimidines (i.e., cytosine and thymine). In DNA, each nucleotide consists of one of these four nitrogenous bases, a five-carbon sugar molecule (called deoxyribose), and a phosphate group. The DNA molecule has a double-helix structure, where nitrogenous bases are inside the double helix while sugars and phosphates are outside. In DNA, cytosine always pairs with guanine and thymine always pairs with adenine.
Energy (check all that apply)
a. can be transferred
b. can be transformed
c. can be created or destroyed
d. cannot be created or destroyed