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Plasma membranes are selectively permeable. This means that?

source : yahoo.com

Plasma membranes are selectively permeable. This means that?

Plasma membranes are selectively permeable. This means that

a. the plasma membrane allows some substances to enter

or leave a cell more easily than others.

b. cholesterol cannot enter the cell.

c. anything can pass into or out of a cell as long

as the membrane is intact and the cell is healthy.

d. glucose cannot enter the cell.

e. plasma membranes must be very thick.

Which one of the following would be most affected by a mutation that prevented cells from forming tight junctions?

a. attachment of the cytoskeleton to the inside of the plasma membrane

b. integrity of the inner lining of the digestive tract

c. attachment of cells to the surrounding matrix

d. attachment of the cell wall of one plant cell to the cell wall of another

e. direct flow of water and small molecules from one cell to another

The plasma membrane is selectively permeable which means

The plasma membrane is selectively permeable which means – The plasma membrane is selectively permeable which means what? Characteristics of Plasma Membrane: The plasma membrane is generally formed by lipids and proteins. This membrane is found in both…Question: Question 1 Plasma Membranes Are Selectively Permeable. This Means That A. Glucose Cannot Enter The Cell. B. The Plasma Membrane Allows Some Substances To Enter Or Leave A Cell More Easily Than Others. C. Plasma Membranes Must Be Very Thick. Question 2 Oxygen Molecules O2 Crosse A Plasma Membrane By A. Passive Transport B. Osmosis CSelective permeability means that the cell membrane has some control over what can cross it, so that only certain molecules either enter or leave the cell. Molecules can cross the plasma membrane…

Solved: Question 1 Plasma Membranes Are Selectively Permea – Selective permeability is a property of cellular membranes that only allows certain molecules to enter or exit the cell. This is important for the cell to maintain its internal order irrespective of the changes to the environment.The plasma membrane, the cell membrane, has many functions, but the most basic one is to define the cell's borders and keep the cell functional. The plasma membrane is selectively permeable. This means that the membrane allows some materials to freely enter or leave the cell, while other materials cannot move freely, but require a specializedHow Do Molecules Cross the Plasma Membrane? The plasma membrane is selectively permeable; hydrophobic molecules and small polar molecules can diffuse through the lipid layer, but ions and large polar molecules cannot. Integral membrane proteins enable ions and large polar molecules to pass through the membrane by passive or active transport.

Solved: Question 1 Plasma Membranes Are Selectively Permea

Plasma membranes are selectively permeable. This means – 10 0t 12) Plasma membranes are selectively permeable. This means that A) the plasma membrane allows some substances to enter or leave a cell more easily than others. B) anything can pass into or out of a cell as long as the membrane is intact and the cell is healthy. C) plasma membranes must be very thick. D) glucose cannot enter the cell. (AFavourite answer the answer is B selectively permeable is just that it means that the membrane is selective (only allows some substances to enter or leave) in what can permeate (go in and out) itSelectively permeable means a membrane allows the passage of some molecules or ions and inhibits the passage of others. The capacity to filter molecular transport in this manner is called selective permeability. Selective Permeability Versus Semipermeability

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