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2e Light Energy Absorbed Psi Reenergised Returns H

Front What happens when light energy is absorbed by PSI?
Back - 2e- reenergised

EITHER

- returns to ETC
- another H+ actively transported

OR 

- non-cyclic photophosphorylation 
- NADP + 2e- + 2H+ --> NADPH2

Tags: photosynthesis

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