Answer:
the animal will consume food and inhale oxygen and drink water. the cell will use the oxygen and water to break down the glucose to form energy or ATP
Answer: Ventilation, diffusion, and perfusion
Explanation:
The three key principles based on which gas exchange happens in the respiratory system are: partial pressure difference, large surface area for exchange, and effective transportation of gases.
The respiratory system relies on three main principles for gas exchange:
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It is significant because, this is where the stronger and more affinated genes are conceived, thus survive.
Genetiic variation is simply the different variety of genetic make up and what is called alleles. Alleles are similar to a code for the body which determines such things as hair color, eye color, height, and other factors.
Genetic variation is therefore the variation between genes and alleles, within a small or large group of people. A small group of people would for example be a family. A large group of people would for example be the population of a certain geographic region such as a country.