A Chromosome Consists Of

Question

A chromosome consists of
A) mostly protein and RNA with a small amount of DNA.
B) mostly DNA and proteins with a small amount of RNA.
C) about equal proportions of DNA, RNA, and protein.
D) DNA only.
E) mostly DNA and RNA and a small amount of protein.

Accepted Answer

A chromosome is composed of a complex of DNA and proteins, primarily histones, which are responsible for packaging the DNA and controlling gene expression. While small amounts of RNA may be associated with the chromosome, it is primarily made up of DNA and proteins.