What is the function of phospholipids in the plasma membrane

saraalalwane

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2022-09-06

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What is the function of phospholipids in the plasma membrane?

to maintain the intracellular fl uid at a similar composition to that of the interstitial fl uid.
to form channels to selectively allow passage of small molecules.
to act as receptors for signalling chemicals.
to present a barrier to the passage of water-soluble molecules.

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saraalalwane

2022-09-06

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D: molecules that are soluble in water cannot pass through lipid (fat).

So the phospholipids are a barrier. The functions described by B. & C. are performed

by other molecules in the plasma membrane.

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