In the mitochondrial electron transport chain, which specific component acts as the final carrier, transferring electrons to the terminal electron acceptor, oxygen?
Q1. In the mitochondrial electron transport chain, which specific component acts as the final carrier, transferring electrons to the terminal electron acceptor, oxygen?
Answer: Cytochrome a3
Explanation: Cytochrome a3 transfers electrons to oxygen. Option A is incorrect because Cytochrome b-c1 occurs earlier in the electron transport chain.