Multiple choice

The _______ is made up of molecules that pass excited electrons through thylakoid membranes.

  1. granum

  2. Calvin Cycle

  3. electron transport chain

  4. electron gradient
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The electron transport chain is a series of protein complexes embedded in the thylakoid membrane that transfer electrons to create a proton gradient.

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