Examlex
Which muscle extends the great toe?
Isotonic
A solution that has the same osmotic pressure as the fluids in a cell or body, resulting in no net movement of water across cell membranes.
Selectively Permeable
A property of cellular membranes that allows certain molecules or ions to pass through it by means of active or passive transport, while preventing others.
Osmosis
The passive movement of water molecules through a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration.
Simple Diffusion
A process whereby molecules move from an area of higher concentration to one of lower concentration without the need for energy input.
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