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vova2212 [387]
3 years ago
9

PLEASE HELP ASAP

Biology
2 answers:
aleksley [76]3 years ago
5 0

Answer:

One of the extreme phenotypes has the highest fitness. The bell curve shifts towards the more fit phenotype.

so I think w ould say the second one

Explanation:

Ulleksa [173]3 years ago
3 0

Answer:

An increase in the frequency of extreme phenotypes and a decrease in the frequency of intermediate phenotypes

Explanation:

A disruptive selection is one where the extreme phenotype frequencies are increased and the intermediate phenotype frequencies are decreased.

**(Also I just took the test and this was the answer)

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timurjin [86]

Answer:

Macro-molecules are used in the body after the conversion of micro-molecules.

Explanation:

Macro-molecules such as protein, carbohydrates and fats etc are bigger in size which can not be absorbed by the cell of the body so these Macro-molecules first broken down into micro-molecules such as amino acids, glucose and fatty acids etc. Protein is converted into amino acids, carbohydrates is converted into glucose and fats is converted into fatty acids by the action of different enzymes. These micro-molecules are used by the cell in order to generate energy.

4 0
3 years ago
Water (H2O) is an example of a molecule whose atoms are held together by which of the following?
MA_775_DIABLO [31]
It is actually Covalent bonds. I just took the same question for my science quiz. 
6 0
4 years ago
What is the difference between poison and medicine? How can we use science to figure out the difference.
Irina18 [472]

Answer:

not sure how to go about this question so if I'm wrong please tell me

Explanation:

The difference between poison and medicine is that poison is used to harm to one's health whether its an animal or human while medicine is used to cure an illness or an injury. We can use science to figure out the difference by testing the substance on an animal or stem cells of a human scientists do this various times to be assured of its outcome.

8 0
3 years ago
What is the Punnett square for Rryy x rrYy? List all of the possible genotypes.
lukranit [14]

Answer:

Answers attached.

Explanation:

3 0
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boyakko [2]

Answer:

Mechanization is used for tillage practices.

Explanation:

Mechanization is an important factor that contributes in the Green Revolution because the using machines for the softening of soil enhances root penetration in the soil as well as aeration in the soil. Mechanization involves all the machines that is used for tillage practices such as cultivator, rotavator, chisel plough etc. The use of these machines enhances production of the crop that leads to Green Revolution.

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