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What type of mutation involves a change in a single nucleotide?

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Question: What type of mutation involves a change in a single nucleotide?

Options:

  1. Frameshift mutation
  2. Point mutation
  3. Deletion mutation
  4. Duplication mutation

Correct Answer: Point mutation

Solution: 

A point mutation is a change in a single nucleotide in the DNA sequence.

What type of mutation involves a change in a single nucleotide?

Practice Questions

Q1
What type of mutation involves a change in a single nucleotide?
  1. Frameshift mutation
  2. Point mutation
  3. Deletion mutation
  4. Duplication mutation

Questions & Step-by-Step Solutions

What type of mutation involves a change in a single nucleotide?
Correct Answer: Point mutation
  • Step 1: Understand that DNA is made up of building blocks called nucleotides.
  • Step 2: Know that a mutation is a change in the DNA sequence.
  • Step 3: Realize that a point mutation specifically refers to a change in just one nucleotide.
  • Step 4: Remember that this change can be a substitution, insertion, or deletion of a single nucleotide.
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