Answer:
The correct answer is option A.
Explanation:
A chromosome is a DNA molecule that carries all the genetic material of an individual. Most eukaryotic chromosomes consists of packaging proteins which, assisted by chaperone proteins. Which is bind to DNA molecule and condensed it to prevent it from becoming tangled.
In chromosomes DNA tightly coiled around proteins called histones that support chromosome structure.
Thus, the correct answer is option A.
