Answer:
the hydrophobic tails of the molecules point towards each other
In the hydrophilic the lipid heads of the molecule point towards each other. Thus option A is correct.
A lipid bilayer is a thin polar membrane and is made from the two-layer of lipid molecules. These are flat sheets that forms contain barrier all around the cells.
The hydrophilic heads are made up of compounds of chlorine structures that are blue and orange in color. The head is connected with glycerol or a green and a purple tail called a fatty acid.
Find out more information about the lipid bilayer.
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