Question

question ①

substrate - level phosphorylation involves

answer

atp synthase and a proton motor
gradient

an enzyme and atp

nadh

pyruvate and nadh

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Explanation:

Substrate - level phosphorylation is a metabolic reaction that results in the formation of ATP by the direct transfer of a phosphoryl (PO₃²⁻) group to ADP from another phosphorylated compound. It involves an enzyme that catalyzes the transfer of the phosphate group.

Answer:

An enzyme and ATP