Question

3. __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ happens when oxygen is present and includes glycolysis, Krebs cycle, and Electron transport.

Answer 1

Answer:

CELLULAR RESPIRATION.

Explanation:

Reactions happens outside the mitochondria in the cytoplasm of the cell. And this per say help in "cellular respiration" which happens when oxygen is present.