Cell Respiration and Cycles

What is cellular respiration?

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What is the first step of cellular respiration?

• The Krebs Cycle

• Oxydation

• Glycolysis

• Fermentation

What is the relationship between cellular respiration and the Krebs cycle?

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Where does glycolysis take place?

• In the mitochondrial matrix

• In the inner membrane of the mitochondria

• In the cell cytoplasm

• In the outer membrane of the mitochondria

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How many steps does the Krebs cycle take?

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What is the molecule that starts and finishes the Krebs cycle?

• Glucose

• Pyruvate

• Citrate

• Oxaloacetate

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How many ATP molecules are produced during the Krebs cycle?

• 32

• 48

• 2

• 18

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What are other names for the Krebs cycle?

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Draw a diagram of the mitochondria and label its parts indicating where the Krebs cycle takes place.

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