At the end of cellular respiration, oxygen combine with electrons of a very low energy level. How are the specific

properties of oxygen beneficial to the organism that uses it as a final electron acceptor?



a. Oxygen is highly reactive and readily accepts electrons.
b. Oxygen is strongly electronegative and helps pull the electrons through the electron transport chain.
c. Oxygen allows a maximum output of energy for ATP synthesis.
d. Oxygen is the only molecule that can act as a final electron acceptor.
e. Oxygen is highly reactive and readily oxidizes methane.


ANSWER: c

Biology & Microbiology

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