Name the intermediates of the Calvin cycle...

I am thinking it is

1) Carbon fixation
2) Reduction
3) Regeneration

But I believe it is wrong because they are stages... :S

help anybody?

You're on the right track! The Calvin cycle, also known as the C3 cycle, consists of a series of chemical reactions that take place in the stroma of chloroplasts during photosynthesis. It is responsible for the conversion of carbon dioxide (CO2) into glucose.

The intermediates of the Calvin cycle are indeed not stages but rather the compounds that are produced and consumed during the cycle. Here are the intermediates in the correct order:

1) Ribulose-1,5-bisphosphate (RuBP): RuBP is a 5-carbon molecule that combines with CO2 in a process known as carbon fixation.

2) 3-Phosphoglycerate (PGA): PGA is a 3-carbon molecule that is formed after the addition of CO2 to RuBP. It is considered the first stable product of the cycle.

3) Glyceraldehyde-3-phosphate (G3P): G3P is a 3-carbon molecule that is formed during the reduction phase of the Calvin cycle. It is an important intermediate as it can either be converted into glucose or utilized to regenerate RuBP.

4) RuBP (regenerated): During the regeneration phase of the Calvin cycle, additional reactions occur that convert G3P molecules into RuBP, using ATP from the light-dependent reactions.

It's important to note that the Calvin cycle is a complex process involving multiple enzymes and steps. These intermediates are just a simplified representation of the main compounds involved.