Answers

2016-03-24T19:20:11+05:30
An isotope of cobalt is used to treat cancer
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mark as brainliest if it had helped u
2016-03-24T19:23:55+05:30
Isotope of fullerene called c60 is used in the treatment of cancer.
This is used because of its ability to trap different atoms or molecules.
This radioactive c60 can be used in cancer as well Aids treatments.

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i guess cobalt can also be used, i learned that in 9th std but if you are in 10th std fullerene is the correct answer. anways both of the answers are right