Asked by hannah

Oxygen becomes part of cellular respiration _________________.





A.
at the end of glycolysis




B.
at the end of the electron transport chain




C.
at the end of fermentation




D.
at the end of the Krebs cycle



Answers

Answered by Sam
At the end of the electron transport chain when electrons & H+ & O2 combine. Oxygen is the final electron acceptor.
Answered by mays
A. at the end of glycolysis
Answered by ?
b. is the right answer
Answered by Destiel
Im not completely sure of the answer but im pretty sure its B.
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