Which of the Following is a Nonmembranous Organelle Found Only

Question

Which of the following is a nonmembranous organelle found only in eukaryotic cells?
A) cytoskeleton
B) flagellum
C) ribosome
D) centriole
E) pilus

Accepted Answer

Centrioles are a nonmembranous organelle found only in eukaryotic cells. The other organelles listed (cytoskeleton, flagellum, ribosome, and pilus) are either found in prokaryotic cells or both prokaryotic and eukaryotic cells.