Cells can be composed of multiple parts and organelles, each with a specific function within the cell. Which of the following is NOT a correct description of the function of an organelle or cellular component? Group of answer choices

a) The ribosomes are responsible for protein synthesis.

b) The cytoskeleton is a bilayer of phospholipids containing the cellular contents.

c) The Golgi body (apparatus) packs proteins, polypeptides, and lipids into vesicles.

d) The nucleus is considered the "control center of the cell".

e) The flagellum is a long whip-like organelle used form movement.