Photosynthesis Page 6
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II. Calvin Benson Cycle (C3
Photosynthesis)
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D. Ribulose bisphosphate Carboxylase
(RuBP Carboxylase) "Rubisco"
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2. Photorespiration
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a. High O2 -> 1 PGA + phosphoglycolate
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b. phosphoglycolate -> PGA +
CO2
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c. 20-30 % of Carbon fixed is
lost
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