Answer: Radon
Explanation: Radium is a decay product of Uranium. As Radium is still highly radioactive it further decays into Radon.
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Answer: division of a cell at the end of mitosis or meiosis
Explanation: cuz im smart
It is last time be you’re correct
Answer:
When conducting an investigation using live animals ,we should ensure proper treatment of the animals .
They should be treated with utmost care and attention and the evidences should be carefully observed and taken note of.
We should ensure we maintain a proper hygiene and wash our hands after the careful analysis