In the electron transport system
A) NADH and FADH₂ both donate electrons at the same location.
B) NADH donates electrons "upstream" of where FADH₂ donates electrons.
C) NAD donates electrons at the head of the chain.
D) NADP donates electrons in the middle of the chain.
E) NADP removes electrons in the middle of the chain.
Correct Answer:
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Q36: Most enzymes function best at
A) acidic pH
Q37: Enzymes act on _ to generate _.
A)
Q38: Enzymes speed up reactions by
A) raising activation
Q39: Enzymes act as
A) substrates.
B) catalysts.
C) products.
D) catabolites.
E)
Q40: Allosteric enzymes
A) may bind two substrates at
Q42: What happens to the carbon molecules in
Q43: Competitive inhibition usually involves both substrate and
Q44: Anoxygenic photosynthetic bacteria
A) obtain electrons from water.
B)
Q45: Glycolysis
A) requires oxygen.
B) may occur under aerobic
Q46: The change in free energy of a
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