biology

Why Do Cell Membranes Contain Cholesterol?

šŸ’” The Answer

  • Cholesterol acts as a fluidity buffer in cell membranes.
  • It prevents membranes from becoming too solid at low temperatures.
  • At high temperatures, it reduces excessive fluidity.
  • Cholesterol also contributes to membrane stability and packing.
  • It is especially abundant in animal cell membranes.

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