BIO 370; Exam 3 review questions and
answers
products of glycolysis - correct answer ✔✔ 2 pyruvate, 4 ATP (net gain of 2), 2 NADH
fermentation products - correct answer ✔✔ ethanol & CO2
lactic acid
NAD+
substrate-level phosphorylation - correct answer ✔✔ The formation of ATP by directly
transferring a phosphate group to ADP from an intermediate substrate in catabolism.
decarboxylation of pyruvate
input
output
enzyme - correct answer ✔✔ pyruvate, coenzyme A, NAD+
acetyl CoA, CO2, NADH
pyruvate decarboxylase (dehydrogenase)
Krebs cycle inputs - correct answer ✔✔ 2 Acetyl CoA, 6 NAD+, 2 FAD, 2 ADP
Krebs cycle products - correct answer ✔✔ 4 CO2, 2 ATP, 6 NADH, 2 FADH2
regulatory enzymes of Krebs cycle - correct answer ✔✔ isocitrate dehydrogenase
alpha-ketoglutarate dehydrogenase
answers
products of glycolysis - correct answer ✔✔ 2 pyruvate, 4 ATP (net gain of 2), 2 NADH
fermentation products - correct answer ✔✔ ethanol & CO2
lactic acid
NAD+
substrate-level phosphorylation - correct answer ✔✔ The formation of ATP by directly
transferring a phosphate group to ADP from an intermediate substrate in catabolism.
decarboxylation of pyruvate
input
output
enzyme - correct answer ✔✔ pyruvate, coenzyme A, NAD+
acetyl CoA, CO2, NADH
pyruvate decarboxylase (dehydrogenase)
Krebs cycle inputs - correct answer ✔✔ 2 Acetyl CoA, 6 NAD+, 2 FAD, 2 ADP
Krebs cycle products - correct answer ✔✔ 4 CO2, 2 ATP, 6 NADH, 2 FADH2
regulatory enzymes of Krebs cycle - correct answer ✔✔ isocitrate dehydrogenase
alpha-ketoglutarate dehydrogenase
