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what determines whether or not a subtance can cross the cell membrane?​

Sagot :

Wilbur

Answer:

The size, polarity, and charge of a substance will determine whether or not the substance can cross the cell membrane by diffusion. ... The lipid bilayer is much less permeable to the ion, because of its charge and larger size. As a general rule, charged molecules are much less permeable to the lipid bilayer.