Photorespiration: energy cost

Nigel Gomm ngomm at
Thu May 5 18:04:30 EST 1994

Does anyone know the energy cost in ATP & NADP of returning the CO2 to 
the carbon-fixing cycle (in peroxisomes after the Calvin cycle "misfires" 
by picking up an O2 instead of CO2 and produces the 2-carbon 
I.E. What exactly is the inefficiency of photorespiration?

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