The cell membrane is composed of which substa | vedclass

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(C) The cell membrane (plasma membrane) is primarily composed of lipids and proteins. According to the fluid mosaic model proposed by Singer and Nicol

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Lipids and proteins

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(C) The cell membrane (plasma membrane) is primarily composed of lipids and proteins. According to the fluid mosaic model proposed by Singer and Nicolson,the membrane consists of a phospholipid bilayer with embedded proteins. Lipids are arranged within the membrane with the polar head towards the outer sides and the hydrophobic tails towards the inner part. Proteins are present as integral or peripheral proteins within this lipid bilayer.

The cell membrane is composed of which substances?

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Assertion : $A$ cell membrane shows fluid behaviour.
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The most accepted Fluid Mosaic Model describes the cell membrane as a quasi-fluid structure where lipids and integral proteins are arranged in a mosaic pattern. In recent years,this model has been refined. Which of the following statements is incorrect regarding this model?

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