Answer:
An element is. a parcel where it is made up of only one kind of particle called atom is known as element.
eg. oxygen
hydrogen
gold
silver
carbon
Explanation:
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Answer: Incorrectly paired nucleotides that still remain following mismatch repair become permanent mutations after the next cell division.
Explanation: If they replicated than the entire thing would copy that and would be permanent.
An example could be oil (olive, almond)
Extrusive..
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