You are presented with the question "What is oxygen used as in respiration?" and the following answer choices: - heat produced - electron acceptor - photosynthesis - Chemical energy - preventing heat transfer - Veins and arteries. - it keeps an organism warm - It helps them survive Now knowing that electron transport is the final stage of aerobic respiration and aerobic respiration is an oxidative process which uses oxygen as a final electron acceptor, choose the best answer.
The answer to this question is:
electron acceptor