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15 cards from this deck
Molecules spread from high to low concentration naturally
From high to low concentration (down gradient)
No - it's a passive process
Diffusion of water across selectively permeable membrane
From high to low water concentration
Allows some substances through, blocks others
No change - same concentration as cytoplasm
Cell swells, may burst (water enters)
Cell shrinks and becomes crenated (water leaves)
Swollen and firm from water entering
Cytoplasm shrinks and pulls away from cell wall
Yes - requires ATP energy
Against concentration gradient (low to high)
Creates hypertonic environment, dehydrates bacteria
Absorbs minerals even when soil concentration is lower
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