Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic presentation of the effect of ionizing radiations on the nucleic acid. Left part, the radiations directly break the bonding between the base pairs in genetic material (DNA or RNA) causing the reproductive death of cells. Right part, the indirect damage to DNA (and other cellular components) is caused by the free radicals ad reactive oxygen species generated by the breakage of water molecules.
