Examlex
A common method of testing for construct validity is to ask "experts" to judge whether the item statements are what they purport to be.
Concentration Gradient
The gradual difference in the concentration of solutes in a solution between two regions, often leading to diffusion.
Hypotonic
Referring to a solution that has a lower concentration of solutes relative to another solution, thereby causing water to flow into the cell by osmosis.
Hypertonic
A solution that has a higher solute concentration compared to another solution, leading to osmosis out of the cell.
Isotonic
Describes two fluids that have identical solute concentrations.
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