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What determines the direction in a substance diffuses across a membrane?
Wiki User
∙ 11y ago
The concentration gradient determines the direction in which a substance diffuses across a membrane. The concentration gradient is a measure of how the concentration of a substance changes from one place to another.
Wiki User
∙ 9y ago
Wiki User
∙ 13y agoWiki User
∙ 7y agoa substance generally diffuses from an area of high concentration to one of lower concentration.
Wiki User
∙ 11y agoHigher concentration to Lower concentration
Wiki User
∙ 11y agoConcentration ... always from higher to lower.
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Where does CO2 enter the chloroplast?
It diffuses through the membrane.
Why can oxygen diffuses across a cell membrane but Protein can not?
Its too large
When the stimulates is delievered the permeability of the membrane is changed and?
Potassium diffuses into the cell
When water diffuses through a selectively permeable membrane?
Diffusion without a concentration gradient; osmosis with.
What molecules diffuses through the lipid portion of the plasma membrane?
Any hydrophobic ones. eg. steroids
What determineds the direction in which a substance diffuses across a membrane?
Concentration gradient determines the direction of flow.
What is neurotransmitter implant?
Nuro transmitter is a substance that diffuses through the prism optic membrane and passes through the synoptic club and lastly deposited at the receptors present on the postsynaptic membrane
Where does CO2 enter the chloroplast?
It diffuses through the membrane.
Oxygen diffuses through what structure?
A semipermeable membrane.
What is it called when water diffuses across a membrane?
osmosis i think
The process by which H2O diffuses across a membrane?
This process is called osmosis.
Why can oxygen diffuses across a cell membrane but Protein can not?
Its too large
When the stimulates is delievered the permeability of the membrane is changed and?
Potassium diffuses into the cell
When water diffuses through a selectively permeable membrane?
Diffusion without a concentration gradient; osmosis with.
What kind of particle ion molecule or molecular complex diffuses through a cellulose membrane?
i am not sure
What determines the flow of the plasma membrane?
God.
When the blank reaches the ends of the axon the neurotransmitter is released and diffuses to the muscle cell membrane?
Synaptic vesicle
