SSC Delhi Police Constable 2025 Mock Test Series (New) General Science Biology Biology in Everyday life
At high doses, ______ kills cancer cells or slows their growth by damaging their DNA. Cancer cells whose DNA is damaged beyond repair stop dividing or die. When the damaged cells die, they are broken down and removed by the body.
1
Chemotherapy
2
Radiation therapy
3
Surgery
4
Physiotherapy