Answer:
Across the Chesapeake Bay watershed, 23 percent of the land is used for agriculture and almost 12 percent has been developed. Most of the remaining land is forested.
A technologist performed a STAT spinal fluid count by pipetting undiluted spinal fluid in a Neubauer Counting Chamber and counting both sides of the chamber (4 large WBC squares on each side). A total of 54 White Cells were counted. How many White Cells would there be per cubic millimeter
The number of white cells is mathematically given as
Avg = 67.5 mm^3
What are White Cells in per cubic millimeter?Generally, the equation for Avg is mathematically given as
Avg =WBC/µL
Where, the addition of the number of squares
x=(4+4)
x= 8
Therefore
Avg =54/ 8x 0.1 uL
Avg = 67.5
In conclusion, the number of white cells White Cells
Avg = 67.5 mm^3
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One day after a biology class four of your friends argue about the difference between phylogeny and systematics. Which friend is right
Friend A states that systematics and phylogenies are really the same, one is more recent than the other, but basically they are the same.
What is Phylogeny ?Phylogeny is the study of the evolutionary development of groups of organisms. The relationships are hypothesized based on the idea that all life is derived from a common ancestor.
What is Systematics ?Systematics is the study of classification of organisms into kingdom, both past and present, and the relationship between living organisms. Solve any question of The Living World with:- Patterns of problems.
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How does sweating during exercise help maintain homeostasis?
A.It regulates water concentration in the cells.
B.It regulates body temperature.
C.It regulates ion concentrations in the cells.
D.It regulates transport between cells.
The correct option is B. It regulates body temperature.
What is homeostasis?In biology, homeostasis is the condition of steady internal, physical, and chemical requirements maintained by living systems.
This is the requirement of optimal functioning for the organism and contains many variables, such as body temperature and fluid balance, being kept within certain pre-set limitations (homeostatic range). Other variables include the pH of extracellular fluid, the engagements of sodium, potassium, and calcium ions, as competently as the blood sugar level, and these need to be regulated despite changes in the atmosphere, diet, or level of activity. Each of these variables is controlled by one or better controllers or homeostatic mechanisms, which together maintain life.Homeostasis exist obtained about by a natural resistance to switch when already in the optimal conditions, and balance is maintained by many regulatory mechanisms. All homeostatic control mechanisms include at least three interdependent elements for the variable being regulated: a receptor, a control center, and an effector.To learn more about homeostasis, refer:
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When the number of enzymes needed to break down a drug in the liver increases, it is called:_______
When the number of enzymes needed to break down a drug in the live increases , its is called as Cytochrome P-450 enzymes. It is a group of enzymes that helps in to breakdown to drug via primary mechanism for metabolizing .
Drug metabolism are the breakdown by living organism .and they divided into three phases , first is cytocromes p450 oxidases which react into xenobiotic . second phase is where compounds conjugated to polar compounds. in last phase conjugated xenobiotics processed and converted into lipophilic compounds.
Some drug such as rifampin, work as a inducers they increase the P-450 enzymes level in the liver.
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The human body is uniquely designed to respond to stress and, if necessary, make changes to maintain optimal health and physiological functioning. What is this process called?
The human body is uniquely designed to respond to stress and body's tendency to monitor ans maintain internal stakes, such as temperature or blood sugar, at fairly constant and stable.
In Homeostasis is an organism's ability to regulate various physiological process to keep internal states steady and balanced. Its helps in maintain the internal environment without being overcome by external stimuli that exist to disrupt the balance.
Homeostasis is the process by which body react to changes in order to keep conditions inside the body.The ability to maintain the temperature of human body is good example of homeostasis which is maintained by controlling the mechanism of functioning of organs and tissues/ cellular level , which includes activation or inhibition of individual enzymes.
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What evidence suggests that proteins are synthesized and modified in the rough er as opposed to the smooth er?
The presence of ribosomes on the rough ER suggests that the proteins are synthesized as well as modified there as opposed to the smooth ER.
Ribosomes are responsible for the synthesis of proteins from the amino acids. They translate each codon on the RNA template and match it with the appropriate amino acid to make a protein. This process is known as translation. Ribosomes can be found free in the cytosol or attached to the surface of the endoplasmic reticulum. When the ribosomes are bound to it, it is known as the rough ER and without it, it is called smooth ER. Smooth ER performs different functions like the synthesis of lipids and phospholipids. Since it does not have ribosomes, it cannot synthesize proteins.
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The roots of many clover plants produce structures that are filled with bacteria. The clover plants provide food and shelter for bacteria, while the bacteria produce a nutrient that is used by plants. As a result, clover plants that have these structures on their roots grow at a faster rate and are healthier than clover plants that do not have structures.What type of relationship exists between the clover plants that have these structures on their roots and the bacteria in the structure?
The type of relationship that occurs between the clover plants and the bacterias is called mutualism.
What is Mutualism?Mutualism is an ecological relationship between individuals of different species, in which both are benefited by the interaction. As it occurs between individuals of different species, it is a so-called interspecific relationship, and, as it benefits all those involved, it is called a harmonic relationship.
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Creta, M. et al. Inhibition of Androgen Signalling Improves the Outcomes of Therapies for Bladder Cancer: Results from a Systematic Review of Preclinical and Clinical Evidence and Meta-Analysis of Clinical Studies. Diagnostics (Basel) 11, doi:10.3390/diagnostics11020351 (2021).
Bladder cancer (BCa) is an endocrine-related tumor and the activation of androgen signaling pathways may promote bladder tumorigenesis.
Abstract:We compiled the research on the effects of altering androgen signaling pathways on Bladder cancer therapy outcomes, both preclinical and clinical. A thorough analysis was done in December 2020. The following criteria were met by the papers we included: examining the effects of androgen signaling regulation on the results of Bladder cancer treatments through innovative preclinical and clinical studies. Eight clinical trials and six preclinical studies were found. Preclinical research shows that the activity of radiation, doxorubicin, cisplatin, gemcitabine, and the Bacillus Calmette Guerin may be affected by the modification of androgen receptor-related pathways.
Patients receiving treatment with 5-ARIs or androgen deprivation therapy (ADT) have a considerably lower relative risk of developing Bladder cancer again after transurethral resection of the bladder tumor (TURBT) (Relative risk: 0.50, 95 percent confidence interval: 0.30-0.82; p = 0.006). In patients using 5-ARIs, subgroup analysis showed a relative risk of BCa recurrence of 0.46 (95% CI: 0.22-0.95; p = 0.040). The ratio of T1 Bladder cancer patients in treated/control groups and the relative risk of BCa recurrence were found to be significantly negatively correlated. A promising technique to lower the recurrence rate of Bladder cancer, particularly in patients with early-stage disease, may involve 5-ARI therapy. To corroborate these early findings, additional research is required.
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Atrial repolarization occurs during ventricular depolarization and, consequently, would be viewed on an electrocardiogram (if it was visible) during?
During the QRS complex.
What are the components of an ECG?A graph that documents the electrical activity of the myocardium throughout a cardiac cycle is known as an ECG (electrocardiogram). The P wave, the QRS complex, and the T wave are the three waves that make up an ECG. P waves indicate atrial systole and atrial depolarization. The QRS complex represents the depolarization of the ventricles followed by the activation of the Purkinje fibers. T waves signify the ventricles' repolarization. It indicates ventricular diastole and ventricular myocardial relaxation.
Refer to the image attached for a standard ECG graph.
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Compare and contrast the cell structures / organelles found in plant and animal cells.
list 3 organelle/structures plant and animal cells have that are the same
list 2 organelles/structures plant and animal cells have that are different
Be sure to write using complete sentences.
Answer:
3 Common structure found in both plant and animal cell:
NucleusCell MembraneMitochondria .3 different structures of plant and Animal cell:
Centrosome (Animal cell)Lysosomes (Animal cell)Cell Wall (Plant Cell)The limbic system and reticular formation are located ______.
The limbic system and reticular formation are located throughout two (2) or more areas of the brain.
What is the limbic system?The limbic system is a system of the cerebrum associated with behavior, feelings, and emotions such as feeding sensations.
This system (limbic system) is well known to be involved in the flight/fight stimuli response.
In conclusion, the limbic system and reticular formation are located throughout two (2) or more areas of the brain.
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During the alarm stage of the body’s stress response, what emergency hormone is released to prepare the body to respond to a stressor?.
The emergency hormone released is adrenaline.
What are the roles of the hormone adrenaline?Some of the neurons in the central nervous system and the medulla of the adrenal glands both create adrenaline. In a stressful circumstance, adrenaline is immediately released into the blood, sending signals to the organs to trigger a certain response, within a few minutes.
Depending on the sort of cells it is working upon, adrenaline has a wide range of diverse effects. However, adrenaline's general impact is to get the body ready for the "fight or flight" reaction under stress, that is, for quick and/or forceful action.
Key effects of adrenaline include speeding up heartbeat, raising blood pressure, widening the pupil of the eye, lessening pain sensitivity, improving vision, hearing, and other senses, slowing digestion, rerouting blood to the muscles, and changing the body's metabolism to maximize oxygen and nutrients to the body and raise blood glucose levels.
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According to grime, which strategy is followed by stress-tolerant species?
According to grime, the S strategy is followed by stress-tolerant species.
For plants especially, Grime created a life-history model. Grime categorized factors that restrict plant biomass or productivity in this model in the ways shown as follows. Any condition is known as stress limits plant growth. Examples include a lack of nutrients, water, light, or a low temperature. A disturbance is the partial or complete loss of plant biomass brought on by herbivores, pathogens, or human activity, as well as by environmental variables such as wind, frost, desiccation, soil erosion, or fire. The propensity of nearby plants to share the same amount of space, water molecule, ion of mineral nutrient, or quantum of light is known as competition. Numerous studies have demonstrated that while competitiveness is significant under productive conditions, its significance diminishes as productivity increases.
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In addition to their distinctive subsistence strategies, horticulturalists are characterized by what features
In addition to their distinctive subsistence strategies, horticulturalists are characterized by a large population and land ownership.
What are subsistence strategies?A subsistence pattern often called a subsistence strategy, is the way a civilization meets its fundamental necessities for survival. This includes having access to food, water, and shelter. Foraging, horticulture, pastoralism, agriculture, and industrial food production are the five basic groups of subsistence patterns.
The earliest kind of subsistence is foraging, which was the mainstay of all human cultures up until about 10,000 years ago. Horticultural societies often use basic tools for small-scale gardening. Higher population densities are possible using these strategies, but they still rely on the availability of lots of undeveloped lands. The intensive upkeep and cultivation of land for food production is known as agriculture.
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What structure is found in all cells that encloses the cell to form the outside?
A. Eukaryotic cells are simpler than prokaryotic cells.
B. Prokaryotic cells are larger than eukaryotic cells.
C. Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.
Answer: I think its c?
Explanation:
____________________ is a condition in which there is widespread scaling of the skin, often with pruritus, erythroderma, and hair loss.
Erythroderma is a condition in which there is widespread scaling of the skin, often with pruritus, erythroderma, and hair loss.
Erythroderma, also sometimes called exfoliative dermatitis, is a severe and potentially life-threatening condition that presents with diffuse erythema and scaling involving all or most of the skin surface area .
Causes of erythroderma
A complication of atopic dermatitis, psoriasis, pityriasis rubra pilaris, or another skin condition.A reaction to medicines such as penicillin, barbiturates, or sulfonamide.Certain types of cancer such as lymphoma.To learn more about lymphoma, here
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A type of selection that exists between certain inherited conditions and environmental pressures, such as between sickle cell anemia and malaria, that stabilizes the frequency of both alleles is called
Natural selection is a type of selection that exists between certain inherited conditions and environmental pressures.
How does malaria and sickle cell anemia show natural selection?The process through which populations of living things adapt and change is known as natural selection. A population's members are naturally varied, which means that they are all distinctive in some ways. This variety indicates that some people have characteristics that are more environment-appropriate than others. Natural selection is a non-random difference in reproductive output among replicating entities.
It turns out that HbS carriers have been naturally chosen in these regions because the trait gives some malaria resistance. When they are infected with the malaria parasite, their red blood cells, which include some aberrant hemoglobin, have a propensity to sickle. The malaria life cycle intensifies both natural selection and random genetic drift.
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Determine the dna sequence by analyzing the location of each nucleotide across the four lanes of the electrophoresis instrument. provide the dna sequence as your answer here.
The specific electrophoretic diagram required to determine the DNA sequence is not found here but this technique refers to Sanger sequencing.
What is Sanger sequencing?Sanger sequencing is a technique used in molecular biology and genetics to determine the linear order of nucleotide bases in a given genomic sequence, which is fundamental to identifying alleles in a genome.
This technique (Sanger sequencing) is based on the use of certain analogous nucleotides that stop the process of amplification, which can be subsequently evidenced in an electrophoresis gel.
In conclusion, the specific electrophoretic diagram required to determine the DNA sequence is not found here but this technique refers to Sanger sequencing.
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A daughter cell that matures to the inside of the vascular cambium becomes ______, and a daughter cell that matures to the outside of the vascular cambium becomes ______.
A daughter cell that matures to the inside of the vascular cambium becomes secondary xylem and a daughter cell that matures to the outside of the vascular cambium becomes secondary phloem.
The cambium divides its cells to create secondary xylem and phloem. As secondary phloem and xylem tissue builds up, the stem becomes thicker and develops wood and bark.The kind of xylem produced by secondary growth is known as secondary xylem. In contrast, during primary growth, the primary xylem develops. As a result, lateral growth, as opposed to vertical growth, is connected with the secondary xylem, as opposed to the primary xylem.The procambium, which is found between the xylem axis and the phloem pole, develops into the cambium in the root. A pattern resembling the arrangement of secondary stem is produced when xylem forms in the core and phloem on the perimeter of secondary development.learn more about vascular cambium here: https://brainly.com/question/859907
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A daughter cell that matures to the inside of the vascular cambium becomes secondary xylem and a daughter cell that matures to the outside of the vascular cambium becomes secondary phloem.
What vascular cambium is?The primary meristem in the stem is the vascular cambium, which produces undifferentiated wood cells on the inside and bark cells on the outside. When the vascular cambium is most active, its thickness ranges from around six cells during periods of dormancy to about 14 cells.
How is energy produced by the vascular cambium?Growing inward from the vascular cambium, the xylem is the vascular tissue responsible for carrying water and nutrients throughout the plant. The vascular cambium, which produces phloem, expands outward to carry big molecules like sugar. Additional xylem and phloem cells are produced by the vascular cambium cells during division.
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If one day you are less able to recognize familiar sounds, this lobe of the cortex is probably at fault?
If one day you are less able to recognize familiar sounds, Temporal lobe of the cortex is probably at fault.
One of the cortex's four main lobes is the temporal lobe. It is primarily in charge of deciphering the sounds coming from the ears and is crucial for understanding and using language. The temporal lobe collaborates with other neural regions to form fresh, long-term memories, and it aids in object recognition as well.It is also thought that the temporal lobes are crucial for processing affect/emotions, language, and some facets of visual perceptionThe left side of the dominant temporal lobe, which is the side in most people, is involved in verbal learning and memory as well as language comprehension.People who suffer temporal lobe lesions have trouble categorizing words, sounds, or visuals. Damage to the temporal lobe can have an impact on language.learn more about temporal lobe here: https://brainly.com/question/1004131
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EdgeProps: A Computational Platform for Correlative Analysis of Cell Dynamics and Near-Edge Protein Activity
Developing molecular tools to visualize and control Rho GTPase signaling in living cells has been instrumental in elucidating the mechanisms of cytoskeletal reorganization and causal relationships between activation events in cell function.
What is EdgeProps ?The EdgeProps is a collection of MATLAB scripts divided into three folders corresponding to the three modules of the pipeline.
Each folder includes the main file of the program, supporting functions, and an example of data that can be used for getting acquainted with the functionality of the tool. Each module represents a graphical user interface (GUI) with an intuitive user-friendly design.Learn more about EdgeProps here:
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The correct definition for BCC is: Group of answer choices a biopsy of cancerous cells. a cancerous tumor of basal skin cells. a procedure in which a rash is biopsied, cultured, and treated with chemotherapy. a mole with bad changes or formations.
The correct definition for BCC is (b) a cancerous tumor of basal skin cells.
What is Basal cell carcinoma?
Skin exposed to the sun, such as the face, is more likely to develop basal cell carcinoma than other types of skin cancer. Basal cell carcinoma frequently appears as a brown or glossy black lump with a rolling border on brown and Black skin. Skin cancer of the basal cell carcinoma variety exists.
Basal cell carcinomas account for about 80% of skin cancer cases (also called basal cell cancers). The basal cell layer, which is the bottom layer of the epidermis, is where many tumors begin. The face, head, and neck are particularly sun-exposed locations where these malignancies tend to grow. They often develop slowly.
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Use the numbers 1,2,3,4 and 5 to place the protein creation steps below in the correct order.
Answer:
Explanation:
1) Activation of the Amino Acids
2) Transfer of the Amino Acids to tRNA
3) Initiation of polypeptide chain
4) Chain Termination
5) Protein Translocation
A population of sunfish live in a lake. in ecology, that lake is classified as a:________
A population of sunfish live in a lake. in ecology, that lake is classified as a habitat.
The term "habitat" encapsulates the variety of materials, biotic elements, and physical elements that exist in a place, such as to enable the life and procreation of a population. An animal's habitat can be thought of as the outward representation of its biological niche. Thus, the term "habitat" refers to a specific species and is fundamentally distinct from ideas like the environment or vegetation assemblages, which are better described by the term "habitat-type." Important variables in lake include the water's velocity, temperature, and oxygen saturation.
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The fastest known "cruiser" is the a bonito b yellowfish tuna c grouper d flounder
This is the fourth fastest fish, having recorded swimming speed of 76km/h.
What is Tuna known for ?Tuna are remarkable and impressive wild animals. The Atlantic bluefin can reach ten feet in length and weigh as much as 2000 pounds (more than a horse)
Their specialized body shape, fins and scales enable some species of tuna to swim as fast as 43 miles per hour. Tuna swim incredible distances as they migrate.The latest report by the UN shows that tuna is the world's most consumed and the second most wild caught fish in the world.Learn more about Tuna fish here:
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Suppose a mouse develops loss of sodium pump activity in the thick ascending limb of the loop of henle in all of the nephrons in both kidneys. What problem would you expect this mouse to have?.
The problem that we would expect this mouse to have is a tendency to drink more water than normal accompanied by excretion of dilute urine.
What is Sodium Potassium pump?The sodium-potassium pump is a protein that has been found in many cells and is responsible for keeping the internal concentration of sodium ions [Na+] lower than that of the surrounding medium (blood, body fluid, or water) and the internal concentration of potassium ions [K+] higher than that of the surrounding medium (blood, body fluid, or water). The adenosine-triphosphatase (ATPase)-active pump travels across the cell membrane and is triggered by both internal and external [K+] and [Na+].
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An object created by human beings that is of cultural interest is a(n) __________.
An object created by human beings that is of cultural interest is an artifact.
A human-made object is referred to as an artifact. The term "artifact" refers to anything created by a person or group of people, regardless of time or location, including works of art, tools, and clothes.
The word can also be used to describe a piece of broken pottery or glass or other object remnants. For academics seeking to understand a culture, artifacts are of great value. Historical and cultural, media, knowledge, and data are the four different types of artifacts.
Therefore, An object created by human beings that is of cultural interest is an artifact.
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The peoples of ancient mesopotamia tended to see the world as a hazardous place because:_______
The peoples of ancient Mesopotamia tended to see the world as a hazardous place because of the unpredictable flooding of the Tigris and Euphrates Rivers.
The civilization of ancient Mesopotamia grew up alongside the banks of two outstanding rivers, the Euphrates and the Tigris.
Within the midst of a full-size desert, the peoples of Mesopotamia relied upon these rivers to offer ingesting water, agricultural irrigation, and most important transportation routes.
He notes that an irrigation device that allotted water from the Euphrates and Tigris rivers had to be used to develop crops.
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A student set up an experiment to show the effect of light color on photosynthesis in Elodea plants. She filled two test tubes with distilled water and placed a piece of Elodea in each of the tubes. She added a drop of phenol red, which turns red in a basic solution and yellow in an acidic solution. She blew in each tube before placing the volumeters on the top of the tube. Why did she blow into the tube
A student set up an experiment to show the effect of light color on photosynthesis in Elodea plants. She filled two test tubes with distilled water and placed a piece of Elodea in each of the tubes. She added a drop of phenol red, which turns red in a basic solution and yellow in an acidic solution. She blew in each tube before placing the volumeters on the top of the tube to add carbon di oxide.
She blew in the test tubes to add the carbon di oxide to the tube which caused the distilled water to become more acidic so the phenol red turned yellow, and when she exposes the tubes to different set of color lights. So, in the presence of light it turn the water into red color, which shows the process of photosynthesis depending on the wavelength of different color.
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Your question is incomplete, but most probably your full question was…
A student set up an experiment to show the effect of light color on photosynthesis in Elodea plants. She filled two test tubes with distilled water and placed a piece of Elodea in each of the tubes. She added a drop of phenol red, which turns red in a basic solution and yellow in an acidic solution. She blew in each tube before placing the volumeters on the top of the tube. Why did she blow into the tube? Multiple Choice
1) to add oxygen to the tube
2) to add carbon dioxide to the tube
3) to add carbohydrates to the tube
4) to add sodium bicarbonate to the tube
What is the proper method for cleansing the evacuation port of a wound drainage system?
The proper method for cleansing the evacuation port of a wound drainage system is wiping it with an alcohol sponge and is denoted as option D.
What is a Wound drainage system?This is a system which is designed to ensure the wound is in the best condition for regeneration and healing such as removal of foreign materials or making it moist.
Alcohol helps to sterilize the affected area and makes it moist thereby making it the most appropriate choice.
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The options are:
A. Cleanse it with normal saline.
B. Wash it with soap and warm water.
C. Rinse it with sterile water.
D. Wipe it with an alcohol sponge.