To maintain constant blood flow to an organ if resistance increases, arteriolar radius must decrease.
Correct option is C.
The maintenance of constant blood flow to an organ under increased resistance depends on several factors. To maintain constant blood flow, the difference in pressure (ΔP) between the two sides of the organ must remain constant. This means that the arteriolar radius, the diameter of the arterioles that supply the organ, must decrease to compensate for increased resistance.
This decrease in radius reduces the cross-sectional area of the arterioles, increasing the blood flow speed. As the flow speed is increased, the pressure decrease that is associated with increased resistance can be compensated for, and the organ is thus kept supplied with an adequate amount of blood.
Correct option is C.
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Which of the following resources are a reason for competition? Select ALL correct answers.
mates for reproduction
prey for food
space to live
shelter from predators
light for energy
Answer:
all of these things can be and in fact are reasons for competition
Answer:
Explanation:
How many males are shown in this pedigree?
Answer: Your answer is six (6)
Explanation:
In a water molecule, shared electrons spend more time
around the oxygen atom than the hydrogen atoms. As a
result, the oxygen atom is
slightly negative.
• very negative.
slightly positive.
• very positive
What microscope uses a series of lenses to magnify an object?.
Answer:
modern compound light microscope
1. Which statement is NOT true?
a. Metals tend to lose electrons and form cations, or positive ions.
b. Nonmetals tend to gain electrons and form anions, or negative ions.
c. Ionic bond is formed between two metals or two nonmetals.
d. Ionic bond is formed between a metal and a nonmetal.
Answer:
c.Ionic bond is formed between two metals or two non metals.
Which of the following is for LONG term energy?
i think you need more information needed like what following are you talking about
Which property of a cell's plasma membrane makes it semipermeable? A) The phosphate groups are polar and attract other molecules. B) The cell can replace unsaturated fats in the membrane with saturated ones. C) The cell can change the flexibility of its membrane. D) Molecules of the membrane can flow past one another.
The property of a cell's plasma membrane that makes it semipermeable is as follows: phosphate groups are polar and attract other molecules (option A).
What is plasma membrane?Plasma membrane is the semipermeable membrane that surrounds the cytoplasm of a cell.
Semipermeable is a feature of a substance that means permeability to some things and not to others, as a cell membrane which allows some molecules through but blocks other substances.
The semipermeability of the plasma membrane is as a result of the phosphate groups that are polar and attract other molecules.
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the theory of multiple intelligences is based on the premise that human beings have at least _____ different types of intelligence.
If Keq = 0.2, which of the following statements is true of the reaction A<->B?
when concentration of reactants 0.02 and concentration of products 0.4, the reaction is at equilibrium
when concentration of reactants - 0.02 and concentration of products-0.4, products will breakdown to produce more reactants
when concentration of reactants 0.02 and concentration of products 0.4, reactants will be used to generate more products
this reaction will not proceed in either direction
The correct option is as follows: when concentration of reactants 0.02 and concentration of products 0.4, reactants will be used to generate more products.
Given, Keq = 0.2
We know that, Keq = [Products] / [Reactants]
For a reaction of the form A ⇌ B When Keq < 1, the reaction lies to the left, i.e., more reactants are present. When Keq > 1, the reaction lies to the right, i.e., more products are present. When Keq = 1, the reaction is at equilibrium and the concentrations of the products and reactants are equal. Hence, Keq = 0.2 indicates that the concentration of reactants is more than the concentration of products. Hence, we can say that, when the concentration of reactants 0.02 and concentration of products 0.4, the reaction is not at equilibrium; reactants will be used to generate more products.
The correct option is as follows:
when concentration of reactants 0.02 and concentration of products 0.4, reactants will be used to generate more products.
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........ provides genetic continuity from generation to generation.
a) sexual reproduction
b) fusion of gametes
c) asexual reproduction
d) meiosis
Answer:
d) meiosisExplanation:
The process of meiosis preserves genetic continuity for future offspring by ensuring that two sexually reproducing organisms produce offspring that have the same number of chromosomes as the parents.
It ensures that the offspring will be able to mate with other organisms of the same species.
How do airplanes stay in the air?
Answer:A plane's engines are designed to move it forward at high speed. That makes air flow rapidly over the wings, which throw the air down toward the ground, generating an upward force called lift that overcomes the plane's weight and holds it in the sky. ... The wings force the air downward and that pushes the plane upward.
Explanation:
A plane's engines are designed to move it forward at high speed. That makes air flow rapidly over the wings, which throw the air down toward the ground, generating an upward force called lift that overcomes the plane's weight and holds it in the sky. ... The wings force the air downward and that pushes the plane upward
When Juliet realizes Romeo killed Tybalt, she lets loose with several oxymorons. Write two here AND explain what they reveal about her state of mind
Two oxymorons that Juliet uses when she realizes that Romeo killed Tybalt are "Beautiful tyrant! Fiend angelical!" and "O serpent heart, hid with a flowering face!" These reveal that Juliet is experiencing conflicting emotions and thoughts.
In Shakespeare's play "Romeo and Juliet," after Juliet learns that Romeo has killed Tybalt, she expresses her conflicting emotions through the use of oxymorons. Two notable examples of these oxymorons are:
"Beautiful tyrant! Fiend angelical!"
This oxymoron reveals Juliet's internal struggle and confusion. She addresses Romeo as a "beautiful tyrant," recognizing his attractive qualities while acknowledging the destructive consequences of his actions. By referring to him as a "fiend angelical," she juxtaposes the contradictory images of a demonic figure with angelic qualities, suggesting that she sees both good and evil within him.
"O serpent heart, hid with a flowering face!"
This oxymoron conveys Juliet's sense of betrayal and deceit. She compares Romeo's heart to a serpent, a symbol of treachery and danger, while describing his outward appearance as "flowering," which suggests an attractive and pleasing facade. This contrast reveals Juliet's realization that appearances can be deceiving and that Romeo's actions have revealed a darker side of his character.
Juliet's use of oxymorons reflects her emotional turmoil and conflicting feelings towards Romeo. She finds herself torn between love and anger, attraction and repulsion. These contradictory statements showcase her struggle to reconcile her deep affection for Romeo with the harsh reality of his violent act. Her state of mind is characterized by a mix of despair, disbelief, and inner turmoil, as she grapples with the devastating consequences of Romeo's actions. The oxymorons serve as a linguistic device to convey Juliet's complex emotional state and her inability to neatly categorize her feelings towards Romeo in the wake of Tybalt's death.
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What type of boundary is depicted in the image below?
a transform
b. collisional
C. convergent
d. divergent
Answer:
The answer is C
Explanation:
Trust me, the people overtop who commented are right.
Convergent type of boundary is depicted in the image below. Thus, the correct option is C.
What is Convergent boundary?A convergent boundary is an area on the Earth where two or more lithospheric plates collide with each other. One plate eventually slides beneath the other plate, this is a process known as subduction. The subduction zone can be defined by a plane where many of the earthquakes usually occur, called the Wadati–Benioff zone.
Plate tectonics is driven through the convection cells in the mantle of the Earth. Convection cells are the result of heat which is generated by the radioactive decay of elements in the mantle escaping to the surface and also the return of cool materials from the surface to the mantle. These convection cells bring hot mantle material to the surface of Earth along with the spreading centers creating new crust.
Therefore, the correct option is C.
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EXPLAIN the symbiotic relationship between a dog and its fleas. Identify the type of symbiosis that this relationship represents. *
Answer:
I do not know!!!
Explanation:
The other person that said that is not doing this correctly.
1. Describe the equator and identify which letter represents it in the picture. Make sure to use a complete sentence in your response.
А
B
C
SAVE & EXIT
SUBMIT ALL ANSWERS
How could physical barriers, such as a river or rift, lead to allopatric speciation
Answer:
This barrier prevents the individuals on one side from reproducing with the individuals on the other.
Explanation:
Hope this helps
In corn, seeds may be starchy (S) or sweet (s). Cross two heterozygous starchy corn plants. Using a Punnett’s square, give the phenotypic ratio then state the proportion of offspring that would be expected to be sweet?
if we cross Ss with Ss on the punnet square we will get the gametes S and s for both parents
on top left we have SS since we combine the alleles S and S
on top right we have Ss since we combine the alleles S and s
on bottom left we have Ss since we combine the alleles S and s
on bottom right we have ss since we combine the alleles s and s
The phenotypic ratio starchy:sweet is 3:1
1:3 of the offspring will be sweet
what team was credited with laying the foundation of understanding DNA with x-ray crystallography studies?
What type of organism correctly completes the food web at location A?
Answer:
to be honest I think its bacteria.
Explanation:
The little organisms look like bacteria so it has to be bacteria.
Which of the following are structural components of the cell membrane?
Answer:
Lipids , proteins, and carbohydrates group
bacteria are eaten by macrophages by receptor-mediated endocytosis. T/F
True. Bacteria can be engulfed by macrophages through receptor-mediated endocytosis.
Macrophages are a type of immune cell that plays a critical role in the defense against bacterial infections. One of the mechanisms by which macrophages eliminate bacteria is through receptor-mediated endocytosis.
Receptor-mediated endocytosis is a process by which cells internalize specific molecules or particles from the extracellular environment. In the case of bacteria, macrophages have receptors on their cell surface that can recognize and bind to specific molecules on the surface of bacteria. This binding triggers a series of events that result in the engulfment of the bacteria by the macrophage.
Once the bacteria are internalized within the macrophage, they are enclosed in a membrane-bound compartment called a phagosome. The phagosome then fuses with lysosomes, forming a phagolysosome. Within the phagolysosome, the bacteria are exposed to a variety of antimicrobial mechanisms, including acidic pH, enzymes, and reactive oxygen species, which ultimately lead to their destruction.
In summary, macrophages can indeed engulf bacteria through receptor-mediated endocytosis, which is an important mechanism in the immune response against bacterial infections.
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Please some one help ASAP no links please
Answer: I think it is c
Explanation:
in a population of 50 flies in hwe, 12 flies have a recessive trait that causes curly wings. how many flies are homozygous dominant
38 flies are tend to be homozygous dominant in a population of 50 flies in when there are 12 flies have a recessive trait that causes curly wings.
This is due to that as 12 flies are homozygous recessive so that leaves only 50-12=38 that is homozygous dominant the resaone is due to as there is only 1 possibiity for that trait and only two alleles are present in the population
Homozygous dominant is a term used to describe a inheritable particularity that's inherited from both parents. This means that both parents must have the same dominant gene in order for the seed to inherit the particularity. An illustration of a homozygous dominant particularity is brown eyes. Both parents must retain the gene for brown eyes in order for the child to inherit .
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which cytoskeletal component is associated with polarization of a cell?
In response to the factor signal, the actin cytoskeleton must be aligned to support the development of polarised cells.
The Rho-family GTPase Cdc42, which is also in charge of various actin rearrangements in animal cells, is activated by the signal when it binds to its receptor.
Actin microfilaments, microtubules, and intermediate filaments make up the three components of the cytoskeleton.
It is believed that the actin cytoskeleton provides protrusive and contractile forces, and that microtubules form a polarised network that enables organelle and protein mobility inside the cell.
Core polarity proteins control cytoskeletal polarity. In order to establish cytoskeletal polarity, the cytoskeleton and core polarity proteins interact. Mechanistic information regarding how cell polarity proteins control cytoskeletal polarity is explored.
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which gland is located beneath the skin of the neck below the adam's apple?
The gland located beneath the skin of the neck below the adam's apple is called the thyroid gland.
The thyroid gland is a small, butterfly-shaped gland positioned in the front of the neck, just below the larynx (voice box) and around the area of the Adam's apple, also known as the thyroid cartilage.
The thyroid gland plays a crucial role in the regulation of metabolism and the production of hormones that influence various bodily functions. It produces hormones such as thyroxine (T4) and triiodothyronine (T3), which are involved in controlling metabolism, growth, development, and energy regulation in the body.
When the thyroid gland is overactive, it can lead to hyperthyroidism, which can cause symptoms such as weight loss, increased heart rate, and irritability. Conversely, an underactive thyroid gland can result in hypothyroidism, characterized by symptoms like weight gain, fatigue, and depression.
The thyroid gland is an essential part of the endocrine system and plays a vital role in maintaining overall health and well-being.
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How many molecules is 9.34 moles of AgCI
Answer:
Number of molecules= 9.34 * 6.022*10^23 = 5.6245*10^24 molecules.
Explanation:
Using the diagram above, answer the following questions: 6. True or False. The arrow labeled C represents a transfer of chemical energy to mechanical energy. Explain why this is true or false. 7. True or False. The arrow labeled A represents a transfer of solar energy to chemical energy. Explain why this is true or false. 8. Which arrow or arrows represent a release of carbon dioxide? What process is occurring at the arrow(s) you selected? 9. Which arrow or arrows indicate a process that cycles carbon from living or nonliving organisms? Describe the process or processes you selected. 10. Which arrow or arrows represent reactions that demonstrate a conservation of mass and energy? Explain your answer.
If water is being extracted from an underground aquifer at a lower rate than precipitation is replenishing the aquifer, then the aquifer will eventually fill beyond
capacity.
True
False
Answer:
True
Explanation:
If precipitation occurs more frequently and it precipitates more than what is being extracted, it will eventually fill beyond capacity.
What do coal, petroleum, and wood have in common?
Select one or more:
A. All are categorized as renewable resources
B. All are considered nonrenewable resources
C. All can be considered inexhaustible resources
D. All can be categorized as energy resources
Answer: B. All are considered nonrenewable resources
D. All can be categorized as energy resources.
Explanation:
Non renewable resources are the resources that are in fixed quantity and can be used up. These include wood, petroleum, coal, steel, aluminum etc.
An energy resource simply refers to the resources that can be used to produce heat or electricity such as wood, petroleum, coal etc.
Coal, petroleum and wood are not renewable resources and they're not inexhaustible. They are exhaustible and non renewable resource.
Therefore, the correct options are B and D.
Help me right now! Past due!
Are dinosaurs more closely related to crocodiles or chickens?
List 3 reasons
Answer:
Dinosaurs and crocodiles are both reptiles.
They share cold-blooded circulations that rely on the environment to heat and cool.
Physical similarities, such as their rubbery skin and fierce teeth and claws are also apparent
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