Respiration in Plants Question 23

23. In animal cells, the first stage of glucose breakdown is

(a) Krebs cycle

(b) glycolysis

(c) oxidative phosphorylation

(d) E.T.C.

Show Answer

Answer : b

Hints & Solutions

(b) Glycolysis is the first step of respiration which occurs without requirement of $O_2$ and is common to both aerobic and anaerobic modes of respiration.