Question

Who invented the DNA?

Answer 1

Definition:

1. DNA is the genetic material which car­ries all the hereditary information.
2. Genes are the small segments of DNA, consisting mostly of 250 – 2 million base pairs.
3. A gene code for a polypeptide molecule, where three nitrogenous bases sequence stands for one amino acid.

Identification:

1. DNA was not “invented”. The very first instance of DNA being identified as a unique molecule can be traced back to 1869.
2. A Swiss chemist named Friedrich Miescher isolated it from human white blood cells.