Glycolysis and Krebs Cycle Quiz

Which of the following is the end product of aerobic glycolysis?

• Lactate

• Pyruvate

• Acetyl-CoA

• Glucose

The key regulatory enzyme of glycolysis is:

• Hexokinase

• Aldolase

• Phosphofructokinase-1

• Enolase

Which of the following enzymes catalyzes the conversion of phosphoenolpyruvate to pyruvate?

• Aldolase

• Pyruvate kinase

• Hexokinase

• Enolase

How many ATP molecules are net gained per glucose molecule in aerobic glycolysis?

• 2

• 4

• 6

• 8

Which coenzyme is required for the glyceraldehyde-3-phosphate dehydrogenase step?

• NADP+

• FAD

• NAD+

• FMN

Which of the following is an inhibitor of glycolysis?

• Iodoacetate

• Malonate

• Oligomycin

• Rotenone

Fate of pyruvate under anaerobic conditions results in formation of:

• Acetyl-CoA

• Citrate

• Oxaloacetate

• Lactate

Which enzyme converts pyruvate to lactate?

• Pyruvate carboxylase

• Lactate dehydrogenase

• Pyruvate kinase

• Enolase

What is the net ATP yield in anaerobic glycolysis?

• 2

• 4

• 6

• 8

Which hormone stimulates glycolysis?

• Insulin

• Glucagon

• Epinephrine

• Norepinephrine