How does DNA influence physical traits

Deoxyribonucleic acid, also known as DNA, is a molecule that carries most of the genetic instructions used in the development, functioning and reproduction of all known living organisms and many viruses. This means that all of the DNA from the two living organisms that made you, you're parents, gave you. You look like your parents, grandparents, or other relatives because of DNA, Deoxyribonucleic acid.

They are crustaceans, small, water animals, and stay at the bottom of the waters