Question

Which option(s) correctly describes chromosomes?
Select one:

Chromosomes consist of tightly coiled DNA wrapped around proteins called histones.

Each chromosome has one gene.

Chromosome pairs contain completely different genes.

Most human cells have a single chromosome.

Answer 1

Chromosomes consist of tightly coiled DNA wrapped around proteins called histones.

What is chromosome?

The DNA molecule is packaged into thread-like structures called chromosomes which present inside nucleus of the cell. Each chromosome is made up of DNA that is tightly coiled many times around proteins called histones.

So we can conclude that option A is the correct statement.

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