Which of the Following is a Cylindrical Structure Composed of Short

Question

Which of the following is a cylindrical structure composed of short microtubules?
A) DNA
B) chromatin
C) envelope
D) nucleolus
E) centriole

Accepted Answer

Centrioles are composed of short microtubules arranged in a cylindrical shape. They play an important role in cell division and organization of the cytoskeleton. DNA is a double-stranded helical structure responsible for storing genetic information. Chromatin is the combination of DNA and protein that make up chromosomes. Envelope refers to the outer layer of some cells or viruses. The nucleolus is a dense structure within the nucleus that produces ribosomes.