Krebs Cycle

What is the coenzyme that binds to the pyruvate in the prep step?

• NADH

• FADH2

• ATP

• Coenzyme A

How many carbon dioxide molecules are produced in the prep step?

• Four

• Three

• Two

• One

What is the first intermediate produced in the Krebs cycle?

• Citrate

• Oxaloacetate

• Acetyl CoA

• FADH2

How many ATP molecules are produced in the Krebs cycle?

• Two

• Four

• Three

• One

How many NADH molecules are produced in the Krebs cycle?

• Four

• Eight

• Six

• Ten

What is the final product of the Krebs cycle?

• Oxaloacetate

• Acetyl CoA

• Carbon Dioxide

• Citrate

How many carbon dioxide molecules are produced in the Krebs cycle?

• Five

• Two

• Four

• Three

What is the total number of NADH molecules produced in the prep step and the Krebs cycle combined?

• Six

• Ten

• Eight

• Twelve

What is the molecule that picks up acetyl CoA to start the Krebs cycle?

• Citrate

• Oxaloacetate

• FADH2

• Coenzyme A

What is the next stage after the Krebs cycle for the molecules produced?

• Glycolysis

• Electron Transport Chain

• Photosynthesis

• Fermentation