Identify the item that is not taken into a cell via receptor-mediated endocytosis.
A)amino acid
B)cholesterol
C)vitamin B12
D)iron
E)insulin

Question

Quizplus · Accepted Answer

Amino acids are taken into cells through simple diffusion or facilitated diffusion, but not via receptor-mediated endocytosis. The other options are taken into cells through this process as they require specific receptors for their uptake.

Identify the Item That Is Not Taken into a Cell