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Glycolysis Stage of Cellular Respiration

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Questions and Answers

What is the end product of glycolysis?

Pyruvate (correct)
Glucose
ATP
NADH

What is the net result of glycolysis in terms of ATP molecules?

A loss of two ATP molecules
No change in ATP molecules
A net gain of two ATP molecules (correct)
A net gain of four ATP molecules

What is the purpose of energy input at the start of glycolysis?

To convert NAD into NADH
To convert pyruvate into glucose
To split the glucose molecule into two pyruvate molecules (correct)
To synthesize ATP molecules

What is the role of NAD in glycolysis?

To transfer high-energy electrons to produce NADH (A) Signup and view all the answers

What is the stage of cellular respiration that pyruvate molecules enter after glycolysis?

Stage II (B) Signup and view all the answers

What is the function of complex I and II in the electron transport chain?

To receive electrons from NADH and FADH2 (B) Signup and view all the answers

What is the result of the electron transport chain in terms of ATP and water?

Production of ATP and water (A) Signup and view all the answers

What is the purpose of proton pumping in the electron transport chain?

To establish an electrochemical gradient (C) Signup and view all the answers

What is the role of ATP synthase in the electron transport chain?

To generate ATP molecules (D) Signup and view all the answers

What is the relationship between the electron transport chain and the formation of ATP?

The electron transport chain produces ATP (D) Signup and view all the answers

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