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Biotest

Bio test Mr gurney

QuestionAnswer
what is diffusion? when particles in a liquid or gas spread out from regions of high concentration to regions of low concentration
what is the difference between the regions of high concentration and low concentration called The concentration gradient
what is osmosis? Osmosis is the movement of free water molecules from a region of high concentration of free water molecules to a region of low concentration of free water molecules across a partially permeable membrane.
what do cells use for energy during active transport? ATP
what is another name for cell membrane Phospholipid bilayer
what is a phospholipid bilayer made up of? Phosphate heads, fatty acid tails, proteins and cholesterol
when the cell membrane pulls away from the cell wall, the cell is said to be_______or________. Flaccid, turgid
what is it called when the cytoplasm is reduced? Plasmolysis
Created by: dmore45
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