Transpiration is the rate of the water vapour exhalation by the plant cells through its opening pores. The correct blanks are guard cells and closing.
What is the structure of plant cells regulating transpiration?Plant cells have certain specialized cell organelles that help in maintaining the rate of the carbon dioxide and the water content in their cells.
Stomata of the plant cells are specialized organelles that maintain the water and rate of transpiration by the plants. They have guard cells surrounding them that regulates their opening and closing.
The guard cells of the stomata form pores of the stomatal opening. The opening and the closing of the pores are regulated by the bulge and the carbon and the water intake and outtake of the cell is maintained.
Therefore, option A. guard cells and closing are the correct blanks.
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How does agriculture cause
water pollution?
A. pesticides and chemicals runoff into
waterways
B. pesticides are released into the air
C. burning crops release pollutants into the
air
Answer:
A. pesticides and chemicals runoff into waterways
Explanation:
Its a fact and so.
In B. pesticides can cause air pollution by releasing harmful gas but does not affect water in anyway.
C. same as B. it does not cause water pollution but more likely to cause air pollution.
In A. when excess pesticides run away because of rain water falling on the soil and reaches to river to cause water pollution.
After dna replication, how many double-stranded dna molecules exist?.
Answer:
I believe the answer is 2. After DNA replication, there are two double-stranded DNA molecules.
I hope this helps.
What happens in a decomposition reaction? O A. Two or more substances combine to form one substance. B. Two ions trade places. O C. Larger compounds break down into two or more smaller compounds O D. The charges of the atoms change.
Answer:
C. Larger compounds break down into two or more smaller compounds.
Explanation:
During a decomposition reaction, the bonds between the atoms break down in the starting substance. The atoms then rearrange to form new bonds, resulting in new substances with properties different from the starting material.
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yes! excellent job answering this question :)
if a scientist want to determine the are of the leaf what observation tool would he need
Answer:
Leaf area (A) can be simply calculated by multiplying the product of leaf length (L) and width (W) by a constant (i.e., the Montgomery parameter; MP).
Explanation: Hope this helps!
3. What are the four main ways of seed dispersal?
A wave has a wavelength of 5 and a frequency of 100hz. what is it's velocity?
Answer: 500 velocity
Explanation: Wave velocity (m/s) =Wavelength (m) * Frequency (Hz) Example calculation. I found this by using calculation of wavelength times frequency and the answer will be your velocity.
A biological classification of various kinds of organisms is a(n) a. grouping. b. genera. c. anthropomorphism. d. taxonomy.
Answer:
the answer is the c part
Explanation:
How long do employers need to keep the records for osha bloodborne pathogens standard training?.
Answer:
Training records are also keep confidential and must be maintained for at least 3 years following the training.
Suppose you discovered a new multicellular organism that is shaped like a cube. The organism measures 3 cells tall, 3 cells wide, and 3 cells deep. You measure one cubed cell to be 2 arbitrary units per side. Can you calculate this organism’s surface area to volume ratio?.
The organism’s surface area to volume ratio is
Ratio = 3:1
Surface area to volume ratioWith the organism features of
having a multicellular
having 3 cubical cell
each of them is having 2 a.u
total value is
T2+2+2= 6 a.u.
Therefore,
V=6x6x6
V= 216
The surface area would be
216x3= 648
Surface area to volume ratio
Ratio=648/216
Ratio = 3
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Answer:
0.05 210
Explanation:
is it right? sßsss
Newborn babies and hibernating animals contain a large amount of brown adipose (fat) tissue (BAT). Certain proteins in the BAT cells increase the permeability of the inner mitochondrial membrane to protons, disrupting the proton gradient. Which of the following best predicts the effect of disrupting the proton gradient in BAT?
А. The pH of the matrix will increase, allowing the production of more ATP per gram of substrate.
B. The pH of the intermembrane space will decrease, allowing a steeper proton gradient to form.
С. Electron transport and oxidative phosphorylation will be decoupled, generating more heat but less ATP.
D The number of protons available to pass through ATP synthase will increase, resulting in more ATP.
The statement 'the pH of the matrix will increase, allowing the production of more ATP per gram of substrate' best predicts the effect of disrupting the proton gradient in BAT. It is a step of cellular respiration.
Cellular respiration and proton gradientCellular respiration refers to the chemical reactions where aerobic cells can produce ATP by using the energy from foods and oxygen.
Cellular respiration has three stages: glycolysis, the Krebs cycle, and oxidative phosphorylation.
During oxidative phosphorylation, the movement of electrons is coupled to a proton gradient across the inner mitochondrial membrane to generate ATP.
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List the type of molecules that generally act as intermediate or relay molecules.
Answer:
proteins
Explanation:
Many signal transduction pathways amplify the initial signal, so that one molecule of ligand can lead to the activation of many molecules of a downstream target. The molecules that relay a signal are often proteins. However, non-protein molecules like ions and phospholipids can also play important roles
In a chemical compound, would you expect an oxide ion to be joined with one atom of calcium or
one atom of potassium? Why?
Answer:
An oxide ion, an oxygen ion with a -2 charge, should be joined with 1 atom of calcium in a chemical combination. Ca+2 O-2 would create CaO, just as it would in the formation of a compound, as we can see from the chemical formula.For more info:
https://brainly.com/question/2192431Which form of transport requires the expenditure of energy?.
Every tRNA has an anticodon. What is the purpose of an anticodon?
Anticodons tell the tRNA when to stop retrieving amino acids.
Anticodons help the tRNA retrieve the correct nucleic acid.
Anticodons help the tRNA retrieve the correct amino acid.
Anticodons tell the tRNA when to begin retrieving amino acids.
Answer:
Anticodons help the tRNA retrieve the correct amino acid.
Explanation:
Function of Anticodons The function of anticodons is to bring together the correct amino acids to create a protein, based on the instructions carried in mRNA. Each tRNA carries one amino acid and has one anticodon.
Evolution occurs in response to a change in the environment. Environmental change often involves other species of organisms. Which of the following examples BEST represents an example of coevolution?
Group of answer choices
A.Wolves and dogs share a common ancestor due to the fact that 99.8% of their genes are the same.
B.As a pinyon pine developed large nutritious seeds, the pinyon jay evolved a pouch to carry the seeds.
C.Sharks and dolphins both developed characteristics, such as a light underbelly and a darker upper surface, which helps both blend in with the ocean environment.
D.A fish and a lizard both have similar traits, such as gills and a curved tail while in the embryonic stage of development.
Answer:
c is the answer
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One theory of aging that makes apparent commonsense postulates that organisms have only so much energy to expend in a lifetime. Therefore, the basic idea is that the rate of a creature's metabolism is
Given what we know, we can confirm that the basic idea resulting from these studies is that a creature's metabolism is related to its lifespan.
How is metabolism related to lifespan?From the studies done and the comparison of the lifespan of certain species in relation to their metabolic rates, scientists have noticed that metabolism and lifespan are inversely proportional. The slower the metabolism of an organism, the longer that organism can live.
Therefore, we can confirm that the basic idea is that a creature's metabolism is inversely proportional to its lifespan, meaning that the faster the metabolism, the shorter the lifespan of the creature in question.
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What would it look like if human eye colors showed codominance? Incomplete dominance? Describe both.
Answer:
Codominance means that neither allele can mask the expression of the other allele, in humans the eye colors of both alleles would be mixed. Like a brown-black. Incomplete dominance is if a parent had blue eyes and the child has brown eyes.
Explanation:
what is true about the forces on a car stopped at a Red light
Answer:
In this case, the two backward forces (air resistance and friction) perfectly balance the applied force of the wheels on the road in the opposite direction. Now unbalanced, those forces acting backward on the car slow it down, which we also know as negative acceleration
Explanation:
Choose all the answers that apply.
Which of the following conditions are necessary for fossilization?
presence of minerals
warm temperature
exposure to oxygen
stable geological conditions
rapid burial
Answer:
warm temperature
Explanation:
it helps fossilzation
a) A plant has YySs. What is the phenotype? (1 point)
Answer:
Y = yellow leaves
y = greed leaves
S = smooth seeds
s = rough seeds
The presence of the dominant traits (the capital letters) dictates that the plant has yellow leaves and smooth seeds.
Explanation:
ap3x
A characteristic that distinguishes meiosis from mitosis is.
Answer:
Most cells divide by mitosis and create two identical daughter cells. In meiosis, four non-identical daughter cells are created.
Explanation:
the ability to conserve is most applicable to a lilly to which area
1. social studies
2.math
3.reading
4.art
A segment of DNA that codes for RNA, and can vary in length from a few hundred to as many as two million base pairs in length best defines a(n)
We can confirm that a segment of DNA that codes for RNA and can vary in length from a few hundred to as many as two million base pairs in length best defines a gene.
What is a gene?To expand on the definition given, we can say that a gene is, as mentioned, a series of base pairs known as nucleotides that will code for RNA. The RNA in question is messenger RNA that will later become a protein. Through this process, genes code for every aspect of an organism and will determine its morphology and all other biological aspects.
Therefore, we can confirm that a segment of DNA that codes for RNA and can vary in length from a few hundred to as many as two million base pairs in length best defines a gene.
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What is the relationship between systematics and taxonomy?.
The primary distinction between taxonomy and systematics is that taxonomy is concerned with the classification and naming of creatures, whereas systematics is concerned with the determination of organisms' evolutionary relationships. This means that systematics determines whether or not different organisms share a common ancestor.
How many chromosomes are found in a human somatic cell nucleus?.
46
In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46
Select the correct answer.
Gary is suffering from pleurisy. Which organ is most likely to get damaged?
A.
intestine
B.
heart
C.
brain
D.
liver
E.
lungs
how does one change any form of DNA??
Answer: You need to change your emotions and the way you receive and retransmit it inwards and outwards. You also need to change your thoughts. But in doing so it can result in the of headaches and nausea sometimes.
Answer:Dna often rearranges itself by a process call recombination which proceeds via a variety of mechanisms. Occasionally DNA is lost during replication leading to a mutation. Many chemicals mutagens, some exogenous, some man-made some environmental are capable of damaging Dna.
Explanation: Here is your answer