Krebs Cycle and Cellular Respiration

For the two pyruvates that enter from glycolysis, the Krebs cycles will yield:

• 1 ATP, 2 NADH, and 1 FADH₂

• 1 ATP, 2 NADH, and 2 FADH₂

• 1 ATP, 3 NADH, and 1 FADH₂

• 2 ATP, 8 NADH, and 2 FADH₂

• 2 ATP, 4 NADH, and 2 FADH₂

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The initial reaction of the Krebs cycle produces:

• Glucose and pyruvate

• H₂O and CO₂

• CO₂, acetyl-CoA, and NADH

• Coenzyme A and NADH

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Acetyl-CoA is joined up to a ________________________ to form ________________________.

• 6 carbon compound; acetate

• 3 carbon compound; acetyl-CoA

• 4 carbon compound; acetyl-CoA

• 4 carbon compound; citric acid

• 6 carbon compound; citric acid

Where does the Krebs cycle take place?

• Cytoplasm

• Inner Mitochondrial Membrane

• Outer Mitochondrial Membrane

• Mitochondrial Matrix

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NGSS.HS-LS1-7

The waste product produced during the Krebs cycle is...

• Oxygen

• Water

• Carbon Dioxide

• ATP

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True or False: The Krebs cycle anaerobic.

• True

• False

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NGSS.HS-LS2-3