Mutation in Genetics: Understanding the Different Types

What is a point mutation in genetics?

Choose one:

1. A mutation affecting only one or very few nucleotides in a gene sequence 2. A mutation that results in a rearrangement of chromosome parts 3. A mutation that involves the addition of extra nucleotide base pairs into a DNA sequence

Answer:

1. A mutation affecting only one or very few nucleotides in a gene sequence

In genetics, a point mutation refers to a mutation that affects only one or very few nucleotides in a gene sequence. This type of mutation can lead to changes in the amino acid sequence of the encoded protein.

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