C. the answer is c. i just took this test on keystone (i think this is keystone question. right?0
There are four major protein complexes in the thylakoid membrane: Photosystem II (PSII), Cytochrome b6f complex, Photosystem I (PSI), and ATP synthase. These four complexes work together to ultimately create the products ATP and NADPH.
A) None of the Moon’s face is visible from Earth
No, polar bears does not migrate.