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5 votes
A radioactive element is one that is:

a. stable
b. not stable
c. found in all living organisms
d. both b & c

User Nik Kober
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2 Answers

2 votes
The answer is both a and c

Your welcome
User Borzio
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6 votes

Answer: The answer is D. both b & c.

Step-by-step explanation:

User Jage
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