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Can anyone help me with this
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Can anyone help me with this

Can anyone help me with this-example-1
User Dotvav
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Answer:

earth is 4.54 billion years old

for an organism to survive they would have to change ( mutate )

A mutation is any permenant change in dna of a gene or chromosome

some mutations are bad and some can be good

Step-by-step explanation:

User Dan Noble
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