Thu June 05, 2008 By:

biosynthetic phase

Expert Reply
Fri June 06, 2008

PGA - Phosphoglyceric acid

PGAL - Phospoglyceraldehyde.

Light reaction is a photochemical reaction, taking place in presence of light in grana of chloroplast. This reaction synthesises ATP and NADPH2.


Dark phase is also known as a biosynthetic phase—the phase in which atmospheric CO2 is fixed into organic carbon. It occurs independent of light. 

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