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Wize Grade 12 Biology Textbook > Photosynthesis
Light Dependent Reactions
Photosynthesis Overview
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Light Independent Reactions
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Extra Practice
Extra Practice
In photophosphorylation, the protomotive force of H
+
ions moving from the thylakoid
lumen
to the chloroplast
stroma
drives ATP synthesis.
In contrast, in the mitochondrial ETC, the protomotive force of H
+
ions moving from the
intermembrane space
to the
matrix
drives ATP synthesis.