Question

What are chromosomes? What are they made of?

Answer 1

Definition of chromosomes:

• A chromosome is a structure present in the nucleus that resembles the shape of a thread and functions to carry the genes.
• For example, a human being possesses 23 pairs or 46 chromosomes.

Constituents of chromosomes:

• Chromosomes are made up of deoxyribonucleic acid (DNA) and proteins.
• The name of these proteins are histones and the DNA is wrapped around these proteins tightly.