Q: What type of isotopes have short half-lives and are given in very low doses?


Read this paragraph and choose the correct option from the provided answers:

Radioisotopes are widely used in medical diagnosis. These isotopes need to have short half-lives so that they can be administered in very low doses, thus minimizing damage to cells.

 Choices:

- stable isotopes

- gasses

- radionuclides

- radioisotopes


A:
radioisotopes