Photosynthesis

AP Biology· difficulty 4/5

PSI Cyt b6f e- recycled Cyclic electron flow

Cyclic electron flow involving only PSI primarily produces:

  • A

    Glucose and CO2

  • B

    Extra ATP without NADPH or O2

    check_circle
  • C

    NADPH and O2

  • D

    ATP and NADPH in 1:1 ratio

Explanation

Cyclic flow shuttles electrons back through the cytochrome complex, pumping H+ and producing ATP, but does not generate NADPH and does not split water.

Want 10 more like this — adaptive to your weak spots?

Related questions