d22428d6_t_Review_Flashcards___Cram_com___their_function_can_be_studied
[Purpose of cell fractionation] Active Transport
the pumping of solutes against the concentration gradient, requiring the cell to spend its own metabolic energy (ATP), imp. for cell to maintain internal concentrations of small molecules that differ from the environment
AP Biology Chapter 7 & 8 Test Review Flashcards - Cram.com