Respiration differs from the process of combustion in the fact that

Options

A. All the energy stored in glucose is released at once due to combustion and enzymes are involved
B. All energy stored in glucose is gradually released due to combustion
C. The comparatively large quantity of energy is produced due to combustion
D. The carbohydrates act as the combustion substance

Answer

A

Explanation

Cellular respiration resembles ordinary combustion or burning in the breakdown of chemical bonds use of oxygen, production of carbon dioxide and release of energy.