Which one of the following processes can occur in the absence of oxygen?
a. glycolysis
b. krebs cycle
c. the generation of carbon dioxide from pyruvic acid
d. the electron transport chain

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

How is the carbon cycle related to global warming ?