Question

What is respiration? How does it occur?​

Answer 1

Answer:

Respiration is the biochemical process in which the cells of an organism obtain energy by combining oxygen and glucose, resulting in the release of carbon dioxide, water, and ATP (the currency of energy in cells)

Answer 2

Answer:

Respiration is the process of breakdown of glucose to produce energy.

Explanation:

The food that we eat contains several nutrients.One such nutrient is glucose. This glucose it acted upon by several enzymes and is broken down into simplar molecules known as pyruvic acid. this pyruvic acid then depending upon the available conditions gets broken down and produces energy currency known as ATP