State four physiological differences between C3 and C4 plants.
|C3 plants||C4 plants|
|Carbon dioxide acceptor is RUBP||Carbon dioxide acceptor is PEP|
|First stable product is PGA||First stable product is Oxaloacetic acid (OAA).|
|Photorespiration occurs||Photorespiration does not occur.|
|Requires 18 ATP for the synthesis of one glucose molecule||Require 30 ATP for the synthesis of one glucose molecule.|