Question 1
All of the following are forms of oxidation EXCEPT
◦ loss of hydrogen atom.
◦ gain of an oxygen atom and its electrons.
◦ substrate-level phosphorylation.
◦ loss of an electron.
◦ a dehydrogenation event.
Question 2
Anaerobic bacteria may use ________ as the final electron acceptor during anaerobic respiration.
◦ carbon dioxide only
◦ sulfate only
◦ nitrate only
◦ both nitrate and sulfate
◦ carbon dioxide, nitrate and sulfate