An embryonic stem cell has potential medical uses because it A)Undergoes mitosis
B)Undergoes apoptosis
C)Is not specialized in structure and function
D)Is similar to a cancer cell, providing a study system

the correct answer is b. possesses the characteristic of compartmentalization of organelles, wherein the organelles are bound by membranes.

explanation:

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.