Which of the following is a type of point mutation

The following points highlight the three types of point mutation. The types are: 1. Non-Sense Mutations 2. Missense Mutation 3. Silent Mutation. Non-sense mutation is one type of point mutation.

What are the types of point mutations?

To understand what a point mutation is,… There are two types of point mutations: transition mutations and transversion mutations. Transition mutations occur when a pyrimidine base (i.e., thymine [T] or cytosine [C]) substitutes for another pyrimidine base or when a purine base (i.e., adenine [A] or guanine [G]) substitutes for another purine base.

What are the different types of substitution point mutations?

This image depicts the different types of substitution point mutations. It shows the DNA codon, the resulting RNA codon, and the amino acid produced. An insertion mutation occurs when an extra base pair is added to a sequence of bases. A deletion mutation is the opposite; it occurs when a base pair is deleted from a sequence.

What are the three types of mutation?

The following points highlight the three types of point mutation. The types are: 1. Non-Sense Mutations 2. Missense Mutation 3. Silent Mutation. Type # 1. Non-Sense Mutations: Non-sense mutation is one type of point mutation.

What happens in point mutation?

Point mutation, change within a gene in which one base pair in the DNA sequence is altered. Point mutations are frequently the result of mistakes made during DNA replication, although modification of DNA, such as through exposure to X-rays or to ultraviolet radiation, also can induce point mutations.

What impact could a point mutation do?

Point mutations can have several effects on the behavior and reproduction of a protein depending on where the mutation occurs in the amino acid sequence of the protein. If the mutation occurs in the region of the gene that is responsible for coding for the protein, the amino acid may be altered .

What are the three causes of mutations?

3 causes of mutation: 1. Radiation in form of gamma rays, x rays, etc. 2. Viruses may cause mutation of cells of other organisms. 3. Mutations may also be random, resulting from age, etc.

What are the main principles of mutation?

Mutation is a principle of imperfect copying. When a copy is created, the general idea is that it should be identical to the item being copied, yet this is seldom so. Small changes creep in and even a photocopied page is not identical to the original. In the reproduction of life, whether animal or plant, mutation occurs where there are spontaneous changes in DNA/RNA.

What happens to a protein in a point mutation?

Point mutations can have several effects on the behavior and reproduction of a protein depending on where the mutation occurs in the amino acid sequence of the protein . If the mutation occurs in the region of the gene that is responsible for coding for the protein , the amino acid may be altered.