Cellular Respirartion (Glycolysis, Krebs Cycle and ETC)

What is cellular respiration?

• A process where cells convert food into energy.

• The process of burning food for heat.

• The process of breaking down food into nutrients in the digestive system.

• The process of breathing in oxygen to survive.

What is the primary function of ATP in a cell?

• To act as a chemical catalyst.

• To store genetic information.

• To serve as the cell's energy currency.

• To transport oxygen throughout the body.

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What is the net number of ATP molecules produced during glycolysis?

• 2 ATP molecules

• 4 ATP molecules

• 32 ATP molecules

• No ATP molecules

What are the main products of fermentation when pyruvate is converted in the absence of oxygen?

• Lactic acid only

• Alcohols only

• Both lactic acid and alcohols

• Pyruvate

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

• To directly produce ATP

• To act as the final electron acceptor

• To create a proton gradient

• To break down protein complexes