What is DNA

Explanation

**Step-by-Step Solution:**

1. **Definition of DNA**: DNA stands for deoxyribonucleic acid. It is a type of nucleic acid that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.

2. **Location of DNA**: DNA is primarily located in the nucleus of the cell. In eukaryotic cells, the nucleus serves as the control center, housing the genetic material.

3. **Function of DNA**: The main function of DNA is to preserve and code the genetic information of the body. This genetic information is essential for the synthesis of proteins and the regulation of cellular activities.

...