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What type of diffusion moves water down a concentration gradient through a semi permeable membrane?
Wiki User
∙ 11y ago
osmosis
Wiki User
∙ 11y ago
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Movement of water down its concentration gradient?
Diffusion is the movement of water from a higher concentration of water to a lower. Osmosis is a special form which requires a cell membrane.
What facilitates the diffusion of water across the cell membrane?
Osmosis is a type of simple diffusion in which water molecules diffuse through a selectively permeable. Simple diffusion and facilitated diffusionare similar in that both involve.
What does concentration gradient have to do with diffusion of substances across the cell membrane?
concentration gradient moves from high to low until equilibrium is reached.
Osmosis is the process by which molecules tend to move from an area of higher concentration to an area of lower concentration is this true or false?
falseOsmosis is the diffusion of water through a semi-permeable membrane.
What is the osmosis definition?
"Osmosis is the diffusion of a solvent (frequently water) through a semi-permeable membrane, from a solution of low solute concentration (high water potential) to a solution with high solute concentration (low water potential), up a solute concentration gradient."
What is is required for diffusion to occur?
A concentration gradient and a (semi-)permeable membrane.
What term describes the diffusion of the water through a semipermeable membrane down a concentration gradient?
Osmosis is the diffusion of water molecules down a concentration gradient through a semi-permeable membrane
When water diffuses through a selectively permeable membrane?
Diffusion without a concentration gradient; osmosis with.
What does facilitated diffusion?
A transport protein, a large polar molecule, a semi-permeable membrane and a concentration gradient.
What is the movement of water through a selectively permeable membrane?
The movement of water through a selectively permeable membrane is called diffusion. Water will always diffuse down a concentration gradient, from high solute concentration to low solute concentration.
Movement of water down its concentration gradient?
Diffusion is the movement of water from a higher concentration of water to a lower. Osmosis is a special form which requires a cell membrane.
What is essential for diffusion?
A- A Concentration Gradient B- A Selectively Permeable Membrane C- A Source of Energy D- A Protein The Answer Is (A) Diffusion can occur without a semipermeable membrane, as diffusion is simply movement of a substance from high to low concentration. A source of energy is needed only for active transport. Proteins are needed if the the particles transported are too big to pass the semipermeable membrane.
What does facilitated diffusion requires?
Facilitated diffusion requires energy. This is because facilitated diffusion is the transfer of molecules from a lower concentration to a higher concentration.membrain pouch
Why does simple diffusion end?
Diffusion is complete when there ceases to be a concentration gradient. For example diffusion has ended if the concentration of a substance is equal on the inside and outside of a permeable membrane, this state is also referred to as dynamic equilibrium.
What is osmosis gradient?
Osmosis is the diffusion of water across a water permeable membrane. The gradient is the tendency of the water molecules to move from the side of higher concentration of water to the side with lower concentration of water in an attempt to achieve equilibrium.
How is omosis defined?
Osmosis is the diffusion of fluid through a semipermeable membrane.
The process that relies on a concentration gradient of protons?
Chemiosmosis, the diffusion of hydrogen ions on a selectively permeable membrane.
