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During osmosis, individual molecules move: Toward lower concentrations Toward lo

ID: 318679 • Letter: D

Question

During osmosis, individual molecules move: Toward lower concentrations Toward lower osmotic pressure All directions with equal probability Toward higher concentrations When the SimCell membrane in the Cell-O-Scope simulator jiggled back and forth, this was due to: Pressure against the membrane Osmosis causing molecules to flow across the membrane The membrane not being at equilibrium None of the above Placing blood cells into a solution that Is hypertonic to the cells will cause the osmotic pressure of the cells to: Increase Decrease Neither increase nor decrease Placing blood cells Into a solution that is Isotonic to the cells will cause the osmotic pressure of the cells to: Increase Decrease Neither increase nor decrease.

Explanation / Answer

1. d. towards higher concentration s.

2. b. Osmosis causing molecules to flow across the membrane.

3. a. Increases.

4. b. Decrease.