Question

The three stages of cellular respiration are glycolysis, Krebs cycle, and the electron transport chain. When do cells exhibit all these stages?

A.
In the absence of oxygen only




B.
In the presence as well as in the absence of oxygen




C.
In the presence of oxygen only

Answer 1

If i had to guess, id say B.

Answer 2

Its C .. @dgrubbs

Answer 3

glycolysis is the only stage of cellular respiration that does not require o2 presence