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Glyceraldehyde-3-phosphate, or G3P in AP Biology

Written by the Fiveable Content Team
Verified for the 2027 exam
Verified for the 2027 exam•Written by the Fiveable Content Team

Definition

G3P is a three-carbon sugar molecule that is an important intermediate in both glycolysis and the Calvin cycle. It's essentially what gets produced when glucose breaks down for energy.

AP course connection

Topic 3.5: 3.5 Cellular Respiration

Unit 3

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