In Bacterial Photosynthesis, How Would the Light Energy Be Used

question 32

Multiple Choice

In bacterial photosynthesis, how would the light energy be used if the reduced bacteriopheophytin (BPh ^- ) returned the electron to the P960⁺ cytochrome?

• A) It would follow a separate electron-transport chain.
• B) It would be lost as heat.
• C) It would stimulate the ejection of a second electron.
• D) A proton would be pumped.
• E) None of the answers is correct.

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