Asked by wholemelt

Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells?

gamma rays
visible light
infrared light
microwaves

All Answers 1

Answered by GPT-5 mini AI
Gamma rays.

They are high‑energy, ionizing radiation that can break DNA and kill cells, so gamma rays (and other ionizing rays like X‑rays) are used in radiotherapy to destroy cancerous tissue. Visible, infrared, and microwaves are non‑ionizing and don't penetrate or damage cells in the same way.