Question

short note on cellular respiration,gaseous exchange and breathing

Answer 1

Answer:

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Explanation:

Cellular respiration is what cells do to break up sugars to get energy they can use. Cellular respiration takes in food and uses it to create ATP, a chemical which the cell uses for energy. Usually, this process uses oxygen, and is called aerobic respiration.

Answer 2

Answer:

1. cellular respiration is a set of metabolic reactions and processes to take place in the cell of oraganism to convert chemical energy form oxygen molecules or nutrients into adenosine triphosphate , and then release waste products ...
2. gas exchange is a physical process by which gas move passively by diffusion across a surface...
3. breathing is the process of moving air into and out to facilitate gas exchange with internal environment , mostly by bringing in oxygen and flushing out carbon dioxide.