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mikael mikael
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Posts: 12017
10 years ago
Photosynthesis in PS I is non-cyclic because
A) it is slower than those in PS II.
B) reaction centers must be reduced by electrons from another source.
C) reaction centers are more tightly packed in the photosystem complexes.
D) there can never exist a cyclic process of electron transfer in these photosystems.
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bolbolbolbol
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10 months ago
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mikael Author
wrote...

10 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
Thank you, thank you, thank you!
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