Question

Short / Long Answer Types :
What is the relation between aerobic cellular respiration, anaerobic cellular respiration and breathing?

Answer 1

Respiration is classified into two types.

External respiration which comprises of exchange of gases between the atmosphere and the lungs. It is also referred to as breathing.

Internal respiration is the catabolism of the organic substrate to produce energy.

It can comprise of aerobic respiration which takes place in the presence of oxygen.

Anaerobic respiration is an alternative pathway taken in the absence of oxygen due to which the Krebs cycle and the electron transport chain is skipped. Less amount of energy is liberated.