Suppose You Discovered a Mutant Strain of Spinach in Which

Multiple Choice

Suppose you discovered a mutant strain of spinach in which the thylakoid membranes were slightly permeable to protons, thus allowing a slow leakage (remember that normal membranes are not permeable to protons at all) . What change in the reactions of photosynthesis might occur in compensation for this defect?

A) Cyclic electron transport would increase.
B) Noncyclic electron transport would increase.
C) O₂ production would decrease.
D) Cyclic electron transport would decrease.
E) Noncyclic electron transport would decrease.