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  • Photosynthesis
  • Where does photosystem II take an electron?
Multiple choice

Where does photosystem II take an electron?

  1. water molecule

  2. ATP

  3. sunlight

  4. carbon dioxide

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In photosystem II, light energy is used to split water molecules (photolysis), which releases electrons to replace those lost by the chlorophyll reaction center.

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