Question

which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells?
o gamma rays
o visible light
o infrared light
o microwaves

Explanation:

Gamma rays have high - energy and can damage the DNA of cancerous cells, leading to cell death. Visible light, infrared light, and microwaves do not have sufficient energy to be used for killing cancerous cells in this way.

Answer:

A. gamma rays