14
practice testMultiple Choice

Practice Test

Question 14 • Biology

Missense, nonsense, and silent mutations are examples of which type of mutation?

Answer
A
substitution
B
deletion
C
replication
D
insertion

Explanation

Missense, nonsense, and silent mutations all result from changing one nucleotide to another in the DNA sequence, which is a substitution. The changed codon may encode a different amino acid, a stop signal, or the same amino acid, respectively. Therefore, the correct choice is substitution.

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