The Krebs cycle requires 

A. a four-carbon acid.
B. coenzyme A (CoA).
C. an acetyl group (2C).
D. All of these answers are true.


D. All of these answers are true.

Biology & Microbiology

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A) Have DNA and RNA. B) Are composed of cells. C) Can live without a host. D) All of the above.

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Which biome is characterized by widely spaced trees surrounded by grasses?

A) Desert B) Chaparral C) Tropical rain forest D) Tropical deciduous forest E) Savanna

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What is the function of the CTD tail of RNA polymerase II?

What will be an ideal response?

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