05.2 B (pg 130-132)

Where do the high-energy electrons from glycolysis and the Krebs cycle go to synthesize ATP?

• Electron transport chain

• Cell membrane

• Cytoplasm

• Nucleus

What is the final electron acceptor of the electron transport chain?

• Carbon dioxide

• Water

• Oxygen

• Glucose

What is the purpose of the ATP synthases in the inner mitochondrial membrane?

• To produce NADH

• To synthesize glucose

• To release heat

• To generate ATP

What is the role of chemiosmosis in the production of ATP?

• To produce glucose

• To generate heat

• To synthesize NADH

• To transport hydrogen ions

How many ATP molecules are produced per molecule of glucose in the presence of oxygen?

• 36

• 2

• 64

• 18

What happens to the remaining 64 percent of the energy of glucose in cellular respiration?

• It is released as heat

• It is converted to protein

• It is stored as fat

• It is used to synthesize DNA

Where is the electron transport chain located in eukaryotic cells?

• Cell membrane

• Mitochondrion

• Cytoplasm

• Nucleus

What is the function of the enzyme at the end of the electron transport chain?

• To generate NADH

• To release oxygen

• To form water

• To produce glucose

What is the role of oxygen in the electron transport chain?

• To transport hydrogen ions

• To accept low energy electrons

• To generate ATP

• To release heat

What is the purpose of the charge difference across the inner mitochondrial membrane?

• To power the synthesis of ATP

• To generate heat

• To release oxygen

• To produce NADH