In the light-dependent reactions of
photosynthesis, how do hydrogen ions get back
into the stroma?
a. passive diffusion directly across the
thylakoid membrane
b. active transport accross the thylakoid
membrane
c. facilitated diffusion across the thylakoid
membrane
d. active transport through ATP synthase
e. passive diffusion through ATP synthase
E
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Blood bypasses the fetal liver through the ____
a. umbilical arteries b. umbilical veins c. ductus venosus d. foramen ovale e. ductus arteriosus
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Fill in the blank(s) with correct word