 
 <translate> To answer the above question, the relevant sentence is: The final acceptor of electrons in the electron transport chain during aerobic respiration is molecular oxygen although a variety of acceptors other than oxygen such as sulfate exist in anaerobic respiration.
The answer: molecular oxygen. <ibo> Iji zaa ajụjụ a dị n'elu, ahịrịokwu dị mkpa bụ: Onye na-anabata elektrọn ikpeazụ n'agbụ ụgbọ njem elektrọn n'oge iku ume ikuku bụ ikuku oxygen ọ bụ ezie na ọtụtụ ndị na-anabata ndị ọzọ na-abụghị oxygen dị ka sulfate dị na iku ume anaerobic. Azịza ya bụ: ikuku oxygen. 