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cell transport

unicellular organism an organism made of one cell
Multicellular organism an organism made of many cells
selective permeability cell membranes allow some materials in & out of cell
prokaryote an organism with no membrane bound organelles--no nucleus, no mitochondria
eukaryote an organism with membrane bound organelles--yes nucleus, yes mitochondria
active transport transport when energy is used.
endocytosis (enter) moving large molecule in the cell with energy
exocytosis (exit) moving large molecule out of the cell with energy.
passive transport energy is not needed to move materials.
diffusion movement of molecule to where they are not needed.
osmosis is the movement across the cell membrane.
Created by: 3092465