Absorption and Secretion of Materials
Higher Biology
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Concentration gradient
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the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Flaccid
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the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Freely permeable
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the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Hypertonic
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the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Hypotonic
???
the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Isotonic
???
the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Plasmolysis
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the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Selectively permeable membrane
???
the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
Turgid
???
the difference in concentration that exists between two regions resulting in diffusion.
term used to describe a solution with a lower water concentration than a comparable solution.
term used to describe a structure that allows rapid passage through it of all molecules in solution.
term used to describe plant tissue which has lost water by osmosis and become soft.
term used to describe two solutions that are equal in water concentration.
term used to describe a solution with a higher water concentration than a comparable solution.
term used to describe a plant cell or tissue swollen with water taken in by osmosis.
shrinkage of plant cell contents away from cell walls as a result of excessive water loss.
structure that allows rapid passage through it of small molecules (e.g. water) but not larger molecules.
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