MCQ
Mutation can be considered essential for evolution because it:
- AStops struggle for existence.
- BProduces new variations.
- CBrings balance in environment.
- DCauses recombination.
Explanation:
In biology, a mutation is a permanent change of the nucleotide sequence of the genome of an organism, virus, extrachromosomal DNA or other genetic elements. Mutations are the raw materials of evolution.
Evolution absolutely depends on mutations because this is the only way that new alleles and new regulatory regions are created.
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