The type of motion least common in biological membranes is:
A. flip-flop diffusion of phospholipid from one monolayer to the other.
B. lateral diffusion of individual lipid molecules within the plane of each monolayer.
C. lateral diffusion of membrane proteins in the bilayer.
D. random motion of the fatty acyl side chains in the interior of the phospholipid bilayer.
Answer: A. flip-flop diffusion of phospholipid from one monolayer to the other.
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A. stop codon B. promoter C. terminator D. TATA box E. poly-A tail
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