cyclic electron transport造句

• Four electrons must be transported for every CO 2 molecule assimilated, or O 2 molecule evolved, differences from gas exchange measurements, especially in C 3 plants, can occur under conditions that promote photorespiration, cyclic electron transport, and nitrate reduction.
• There are two different pathways of electron transport in PS I . In " noncyclic electron transport ", ferredoxin carries the electron to the enzyme ferredoxin oxidoreductase ( FNR ) that reduces to NADPH . In " cyclic electron transport ", electrons from ferredoxin are transferred ( via plastoquinone ) to a proton pump, cytochrome " ".