What is the net gain of ATP molecules from one molecule of glucose during aerobi

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Question: What is the net gain of ATP molecules from one molecule of glucose during aerobic respiration? (2023)

Options:

Correct Answer: 30-32

Exam Year: 2023

Solution:

The net gain of ATP molecules from one molecule of glucose during aerobic respiration is approximately 30-32 ATP.

What is the net gain of ATP molecules from one molecule of glucose during aerobic respiration? (2023)

What is the net gain of ATP molecules from one molecule of glucose during aerobic respiration? (2023)

Step 1: Understand that glucose is a sugar that cells use for energy.
Step 2: Know that aerobic respiration is a process that uses oxygen to break down glucose.
Step 3: Realize that during aerobic respiration, glucose is converted into energy in the form of ATP (adenosine triphosphate).
Step 4: Learn that the process of aerobic respiration occurs in three main stages: Glycolysis, the Krebs cycle, and the Electron Transport Chain.
Step 5: In Glycolysis, 2 ATP are produced from one glucose molecule.
Step 6: In the Krebs cycle, 2 more ATP are produced from the same glucose molecule.
Step 7: In the Electron Transport Chain, about 26 to 28 ATP are produced.
Step 8: Add the ATP produced from all stages: 2 (from Glycolysis) + 2 (from Krebs cycle) + 26 to 28 (from Electron Transport Chain) = approximately 30 to 32 ATP.
Step 9: Conclude that the net gain of ATP molecules from one molecule of glucose during aerobic respiration is approximately 30-32 ATP.

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