According to the fluid mosaic model of cell membranes, phospholipids . occur in an uninterrupted bilayer, with membrane proteins restricted to the surface of the membrane

have hydrophilic tails in the interior of the membrane

can move laterally along the plane of the membrane

frequently flip-flop from one side of the membrane to the other

They frequently flip-flop from one side of the membrane to the other.

can move laterally along the plane of the membrane

straight or amphibians are homeothermic to thermal

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides