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Where a mutation would take place in an organism

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Answer:

The genome is composed of one to several long molecules of DNA, and mutation can occur potentially anywhere on these molecules at any time. The most serious changes take place in the functional units of DNA, the genes. A mutated form of a gene is called a mutant allele.

Step-by-step explanation:

User Bitsmuggler
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6 votes

Answer:

DNA

Step-by-step explanation:

Mutations occur in the nucleotide sequence of DNA

User Seanplwong
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