Exam 1 - Photosynthesis TopHat Questions Flashcards
1
Q
Where does the oxygen produced by photosynthesis come from?
A
water molecules
2
Q
What is the primary function of the light reactions?
A
to produce ATP and NADPH
3
Q
Why does chlorophyll appear green?
A
because it reflects the green wavelengths of light
4
Q
As electrons are passed down the ETC associated with PS II, they lose energy. What happens to this energy?
A
it is used to establish and maintain a proton gradient
5
Q
What does ATP synthase couple?
A
ATP synthesis with the proton gradient
6
Q
Why is no NADPH produced in cyclic electron flow?
A
electrons flow from ferredoxin to the cytochrome c complex instead of to NADP+ reductase
