Q. The respiratory quotient during cellular respiration would depend on the
A) Nature of enzymes involved
B) Nature of the substrate
C) Amount of carbon dioxide released
D) Amount of oxygen utilized
Explanation
RQ is the ration of the volume of carbon dioxide released to the volume of oxygen taken in respiration. It depends on the nature of the substrate, which is oxidised. For carbohydrates RQ is one, for fats and proteins less than one but more than one for organic acids, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.