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Nitrogen Fixation and Photosynthesis - Medical Science

Q1:

Which of the following molecule is produced from the fixation of CO2 in C4 plants?

A Malate

B Oxaloacetate

C Pyruvate

D Alpha-ketoglutarate

ANS:B - Oxaloacetate

In c4 plants co2 is fixed with PEPA the three carbon compound and the stable four carbon compound formed namely oxaloacetic acid.