The ability of a solution to change the volume of a cell by osmosis is measured by which of the following?Multiple choice question.Its tonicityIts osmolarityIts concentration
Question
The ability of a solution to change the volume of a cell by osmosis is measured by which of the following?Multiple choice question.Its tonicityIts osmolarityIts concentration
Solution
The ability of a solution to change the volume of a cell by osmosis is measured by its tonicity.
Tonicity refers to the ability of a surrounding solution to cause a cell to gain or lose water. It depends on the concentration of non-penetrating solutes that cannot cross the cell membrane.
If a solution has a higher concentration of non-penetrating solutes than the cell (hypertonic), the cell will lose water and shrink. If a solution has a lower concentration (hypotonic), the cell will gain water and swell. If the concentrations are equal (isotonic), there will be no net movement of water.
So, the correct answer is "Its tonicity".
Similar Questions
If an animal cell is placed in a hypertonic solution, how will its volume change?Multiple choice question.It will decrease.It will remain the same.It will increase.
Which of the following statements is characteristic of osmosis?Solvent molecules are flowing towards the lower concentration of the solute.Its intensity depends on the concentration difference of the solute.It happens when a cell is placed into a hypertonic solution and expands as a result.The semipermeable membrane does not allow the flow of solvent molecules.None of the other answer possibilities is correct.
The tendency of a solution to take in water by osmosis is called Blank______.Multiple choice question.tonicityosmotic pressureisotonicityionic pressure
Which characteristics are correct for both osmosis and diffusion?Give your answer as either A, B, C or D.
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