Plastoquinone (PQ) is involved as an electron carrier from either PS II or PS I to cytochrome bf. In transferring electrons from PS I, the plastoquinone is part of cyclic electron flow, while in the case of transfer from PS II it is not. What is the key difference between the two processes?

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The Answer of Plastoquinone (PQ) is involved as an electron carrier from either PS II or PS I to cytochrome bf. In transferring electrons from PS I, the plastoquinone is part of cyclic electron flow, while in the case of transfer from PS II it is not. What is the key difference between the two processes?

Plastoquinone (PQ) Is Involved as an Electron Carrier from Either