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Large polar molecules such as proteins and glucose, as well as ions like sodium and potassium, will not diffuse directly across the lipid bilayer due to their size or charge. These molecules require specific transport proteins or channels to facilitate their movement across the membrane.

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1y ago

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What particles can diffuse directly through the lipid bi-layer?

As the bilayer contains hydrophobic fatty acid tails, water-soluble molecules cannot diffuse directly through. However, lipid soluble molecules such as oxygen can diffuse directly through. Overall, for a molecule to be able to diffuse directly through it must be lipid-soluble, relatively small and non-polar.


Which substances readily diffuse through the membrane?

Small and non-polar molecules can readily pass through the cell membrane. They follow the concentration gradient, moving from the higher concentration area to the region of lower concentration.


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What layer that can be studied directly by geologist?

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What type of molecules can damage the ozone layer?

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What type of molecules damage the ozone layer?

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What is layring?

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What kind of substances can easily diffuse through the skin?

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What is the layer of the leaf that contains the large air space?

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Is an Ozone layer a flower?

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