The correct option is (d) Point mutation has the highest rate of occurrence in humans.
A point mutation occurs when only one or a few DNA nucleotides are changed. Point mutations can take numerous forms, including The substitution technique involves the replacement of one nucleotide with another.
When one base pair in a genome is added, deleted, or mutated, a point mutation occurs. While the vast majority of point mutations are innocuous, they can have a variety of functional effects, such as alterations in encoded proteins or changes in gene production.
The addition of one nucleotide to the sequence is known as insertion. A nucleotide deletion occurs when a nucleotide is removed from a sequence. Mutations are all accidental changes to the DNA nucleotide sequence.
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