Which of the following structures found in living cells is not bound by a membrane or membranes?
A) Golgi bodies (dictyosomes)
B) plastids
C) ribosomes
D) endoplasmic reticulum
E) nucleus

Question

Quizplus · Accepted Answer

Ribosomes are not bound by a membrane, unlike the Golgi bodies, plastids, endoplasmic reticulum, and nucleus, which are all membrane-bound organelles. Ribosomes are the sites of protein synthesis in the cell and can be found either floating freely in the cytoplasm or attached to the endoplasmic reticulum.

Which of the Following Structures Found in Living Cells Is