Please answer the following question: Answer the following question given this paragraph: 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. Q: What type of isotopes have short half-lives and are given in very low doses? Choices: - stable isotopes - gasses - radionuclides - radioisotopes A:
Answer:
radioisotopes