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There is no real difference other than the wording; both semi-permeable and partially-permeable mean the ability to allow some substances to pass.

However, OCR examiners for AS Biology have said that you should "not use the term semi-permeable when referring to cell membranes that allow water and other solutes to cross them" but should "refer to them as partially permeable."

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Jaunita Hand

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3y ago

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What term describes the difference between the numbers of hydrogen ions on opposite sides of the membrane?

Diffusion and it does not have to be through a semi permeable membrane.


What is the difference between semi-permeable and impermeable?

semi permeable lets some substances through and impermeable lets no substances through


What part of the cell is the semi permeable membrane?

The plasma membrane.


What is passage of a solvent through semi permeable membrane called?

The passage of a solvent through a semi-permeable membrane is called osmosis. Osmosis occurs when there is a difference in solute concentration between the two sides of the membrane, causing the solvent to move from an area of lower solute concentration to an area of higher solute concentration in order to equalize the concentrations.


What membrane that allows only some materials to move in and out of the cell is?

Such a membrane is said to be selectively permeable or semi-permeable.


What will happen if a partially permiable membrane is replaced with a non permiable membrane?

If a partially permeable membrane is replaced with a non-permeable membrane, no substances will be able to pass through the membrane. This will prevent the movement of molecules across the membrane and alter the osmotic balance between the two sides of the membrane. This could lead to changes in cell volume and affect cellular processes that rely on osmotic balance.


What is required for osmosis and dialysis?

a semi permeable membrane


What does seminpermeable membrane do?

semi permeable membrane is semi-permeable or not completely permeable...it allows particles of a certain shap or size flow through but other shapes that are large or snaller cant fit through.


What is the basic strcture of a cell membrane?

Cell membrane is elastic and transparent. It can be impermeable, permeable, semi-permeable or selectively permeable. In humans the plasma membrane is selectively permeable that is it allows entry to certain substance.


What is a semi permeable membrane and how does it relate to cellular transport?

A semi-permeable membrane is a membrane which allows cells to pass through it. The cells which make up the membrane of the inside of the cheek of the human mouth, for example, are semi-permeable. This allows things, like nicotine for example, to be absorbed through the membrane walls while the walls maintain structural integrity.


What type of barrier is produced by the phospholipids in the cell membrane?

A semi-permeable membrane, permeable to gases and small, non-charged particles.


What type of barrier is produce by the phospholipids in the cell membrane?

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