Tonicity
Quiz by Amy Litton
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18 questions
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- Q1movement of molecules from an area of high concentration to an area of low concentrationDiffusion30s
- Q2Diffusion of water-> movement of water across a membrane- from high to low.Osmosis30s
- Q3Dynamic Equilibrium -equal concentrations- water travels back and forth equally.Isotonic30s
- Q4more solvent than soluteHypotonic30s
- Q5more solute than solventHypertonic30s
- Q6molecules move from low to high-> Against the concentration gradient. Requires energy (ATP)Active Transport30s
- Q7Materials enter the cellEndocytosis30s
- Q8the cell swells in a _______________ TONIC solutionHYPO30s
- Q9the cell shrinks in a _____________ TONIC solutionHYPER30s
- Q10Materials exiting the cellExocytosis30s
- Q11water moves equally in and out in an _____________ TONIC solutionISO30s
- Q12facilitates diffusion through the membraneTransport protein30s
- Q13characteristic of the cell membrane that controls what enters and leaves the cellSelective Permeability30s
- Q14no energy required to move molecules DOWN the concentration gradientPassive Transport30s
- Q15If a cell that has 99% water inside it is placed into a beaker with 100% distilled water, which way will the water move?Moves into the cell (swells)30s