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Electrochemical Gradients

APBIO-1QKNDX

Examine the image of the photosynthetic reactions in a leaf below.

"Photosynthesis." Wikipedia, n.d. Web. 10 Aug. 2016.

In photosynthesis, an electrochemical gradient of hydrogen ions is established by the movement of protons into the

A

stroma.

B

thylakoid space.

C

cristae.

D

matrix.