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What is the Separation of substances by passage through a membrane called?
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Is plasma membrane premeable?
The plasma membrane is selectively permeable; it allows some substances to pass through but prevents the passage of other substances
What does it mean for a cell membrane to be selectively permeable?
it allows some substances to pass through but blocks the passage of others.
Does it mean for a cell membrane to be selectively permeable?
it allows some substances to pass through but blocks the passage of others.
What is semiperable?
allowing certain substances to pass through it but not others, esp. allowing the passage of a solvent but not of certain solutes. Ex. Cell Membrane
What is a membrane protein that allows specific charged molecules to pass through from one side of the membrane to another?
A membrane protein that permits the passage of specific substances is selectively permeable. They allow the solvent as specific solutes to pass through.
What Substances that can freely dissolve through the plasma membrane are made of?
Substances that can freely pass through the plasma membrane must be small and non-polar.
What passage water through the cell membrane?
Plasmodesmata.
Which substances did not diffuse the membrane?
starch doesnt diffuse through the dialysis membrane.
A membrane that allows only certain substances to pass through is a?
A permeable membrane
What does the cell membrane allow in?
The passage of certain substances through the membrane
What is the substances that passes through a cell?
cell membrane
What is the passage of water through cell membrane?
osmosis
