What is the first product formed when CO₂ is taken into a reaction in the C₃ pathway of photosynthesis?

What is the first product formed when CO₂ is taken into a reaction in the C₃ pathway of photosynthesis?
  1. Oxaloacetic acid (OAA)
  2. Phosphoglyceric acid (PGA)
  3. 3-carbon organic acid
  4. 4-carbon organic acid

Solution

The C₃ pathway is characterized by the first stable product of CO₂ fixation being a 3-carbon organic acid, which is Phosphoglyceric acid (PGA).

Asked in: NCERT

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