Which of the following is true regarding the transport of molecules?
A) Facilitated diffusion transports molecules against the concentration gradient, and requires energy to do so.
B) Active transport transports small molecules with the concentration gradient in large quantities, but does not require energy.
C) Receptor-mediated endocytosis makes use of receptor proteins, and transports solids or liquids with the help of lysosomes into the cell.
D) Osmosis is an active transport process that moves water against the concentration gradient.
Answer: C) Receptor-mediated endocytosis makes use of receptor proteins, and transports solids or liquids with the help of lysosomes into the cell.