Answer :

TSO
There are 46 chromosomes in one genome. And 1 genome has approxiamtely 3 billion base pairs. And this base pair is 0.00000000034 meters long.

:)
There are 3.2 DNA in one cell I believe. You get 23 Chromosomes from your mom and 23 from your dad. Making 46 chromosomes in the body.

DNA means Deoxyribonucleic acid is a molecule that encodes the genetic instructions used in the development and functioning of all known living organisms and many viruses