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CBSE
Class 9
Science
Exploration
Journey Inside the Atom
Question Bank

Radioactive isotopes are used ...

Single Answer MCQ
Q-00172125

Radioactive isotopes are used in medicine primarily because:

1

They react strongly with other substances.

2

They can be tracked and measured in the body.

3

They are harmless to human body.

4

They do not decay.

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