Cellular Respiration

What is the primary molecule that cells use for energy?

• Glucose

• ATP

• NADH

• Oxygen

What process converts food into energy within cells?

• Cellular respiration

• Fermentation

• Photosynthesis

• Osmosis

Which molecule is the final electron acceptor in the electron transport chain?

• Glucose

• ATP

• Oxygen

• Carbon dioxide

What is produced during glycolysis besides ATP?

• Carbon dioxide

• FADH2

• Oxygen

• NADH

What is the name of the enzyme that converts ADP to ATP?

• Polymerase

• ATP synthase

• Helicase

• Ligase

How many ATP molecules can one glucose molecule yield through cellular respiration?

• About 100

• About 2

• About 32

• About 18

What happens if oxygen is not available to accept electrons in the electron transport chain?

• ATP production halts

• ATP production increases

• NADH is not produced

• Glucose production begins

What are NADH and FADH2 used for in cellular respiration?

• To generate ATP

• To synthesize proteins

• To create glucose

• To produce oxygen