Which process is most directly driven by light energy?
a) creation of a ph gradient by pumping protons across the thylakoid membrane
b) carbon fixation in the stroma
c) reduction of nadp⁺ molecules
d) removal of electrons from chlorophyll molecules
e) atp synthesis

Is there any solid scientific evidence that humans have been cloned?

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .