In a DNA Molecule,the Sugar-Phosphate Backbone Is the Same in Everyone,but

Multiple Choice

In a DNA molecule,the sugar-phosphate backbone is the same in everyone,but the base sequence is different in everyone.A plasma membrane is similar conceptually to DNA in that

A) the lipid bilayer is the same in everyone,but the nature and pattern of the molecules embedded in it differ.
B) the pattern of embedded proteins in the plasma membrane is the same in everyone,but the lipid bilayer differs.
C) the lipid bilayer and pattern of embedded proteins differ in everyone.
D) the lipid bilayer is the same in everyone,but some people have the embedded proteins sticking out of the outer face of the membrane,and others have the proteins extending inwarD.