Answer :
Final answer:
Glyceraldehyde-3-phosphate (G3P) is produced in the reduction stage, the second phase of the Calvin cycle. It's an essential intermediate for synthesizing carbohydrates and regenerating RuBP. option d is answer
Explanation:
The carbohydrate glyceraldehyde-3-phosphate (G3P) is actually produced during the reduction phase, which is the second stage of the Calvin cycle. This stage involves the conversion of 3-phosphoglycerate (3-PGA) to G3P using energy from ATP and the reducing power from NADPH, both of which were produced during the light-dependent reactions of photosynthesis.
G3P is a crucial intermediate as it not only leads to the production of carbohydrate molecules, including glucose but also participates in the regeneration of ribulose 1,5-bisphosphate (RuBP), ensuring the cycle can continue. option d is answer