Bio-Chemistry (M.Phil./Ph.D.) 2019 Panjab University Entrance Exam With Answers

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24.

As electrons are received and passed down the transport chain, the electron carriers are first reduced with the acceptance of the electron and then oxidized with loss of the electron. An individual poisoned by which of the following compounds has the most highly reduced state of most of the respiratory chain carriers?

A: Puromycin
B: Rotenone
C: Carbon monoxide
D: Chloramphenicol

The answer is: C