Most electron carriers are

A. inorganic phosphate.
B. coenzymes.
C. enzymes.
D. hydrogens.
E. All of these choices are correct.


Answer: B

Biology & Microbiology

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In the three-domain system, the eukaryotes are represented

A) only within the domain Eukarya. B) only within the domain Archaea. C) only within the kingdom Protista. D) in all three domains.

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A general fact-based understanding of the fundamentals of biology and other sciences is referred to as:

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