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Which process initiates photosynthesis?

The Benson Cycle
The Calvin Cycle

light-dependent reactions

light-independent reactions


Sagot :

Explanation:

Photosynthesis begins when light strikes Photosystem I pigments and excites their electrons. The energy passes rapidly from molecule to molecule until it reaches a special chlorophyll molecule called P700, so named because it absorbs light in the red region of the spectrum at wavelengths of 700 nanometers.