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Pozen Biology Unit 1B Cell, Transport 14-15
a single-celled organism that does not have a nucleus or membrane-bound organelles; includes bacteria
organism made up of cells that have a nucleus enclosed by a membrane; includes protists, animals, plants, and fungi
one of the small structures found in the cytoplasm of a cell and that perform a specific function
a membrane-bound organelle that contains the cell's DNA and controls its functions
a phospholipid bilayer that covers a cell's surface and acts as a barrier
organelle that is the site of protein synthesis
the fluid between the cell membrane and the nucleus, and the organelles it holds
organelle is the site of cellular respiration which produces ATP
organelles found in plants and algae where photosynthesis occurs
property of a membrane that allows some materials to pass through while keeping others out
the movement of particles from regions of higher to lower concentrations
the diffusion of water across a selectively permeable membrane
solution where the concentration of dissolved materials inside and outside the cell is equal; causes no change in cell size
a solution where the concentration of dissolved material inside the cell is higher than outside, causing the cell to swell
a solution where the concentration of dissolved material outside the cell is higher than inside, causing the cell to shrink