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WorksheetsUnderstanding Gene Mutations Quiz
Total questions: 10
Worksheet time: 5mins
What is a point mutation?
A mutation that involves the insertion or deletion of a nucleotide
A mutation that changes a single nucleotide base pair
A mutation that results in a duplication of a gene segment
A mutation that involves the rearrangement of chromosome segments
Which type of mutation results in a premature stop codon?
Silent mutation
Missense mutation
Nonsense mutation
Frameshift mutation
If a DNA sequence changes from ATCG to ATGC, what type of mutation has occurred?
Insertion
Deletion
Substitution
Duplication
What is a frameshift mutation?
A mutation that changes one amino acid in a protein
A mutation that does not change the amino acid sequence
A mutation that shifts the reading frame of the genetic message
A mutation that results in a stop codon
Which of the following is an example of a silent mutation?
A mutation that changes an amino acid to a stop codon
A mutation that changes an amino acid but does not affect protein function
A mutation that does not change the amino acid sequence
A mutation that results in a frameshift
A DNA sequence changes from GATTACA to GATTTACA. What type of mutation is this?
Insertion
Deletion
Substitution
Inversion
Which type of mutation is most likely to have no effect on the protein produced?
Missense mutation
Nonsense mutation
Silent mutation
Frameshift mutation
What is the result of a missense mutation?
A change in a single amino acid in the protein
A premature stop codon
No change in the protein
A shift in the reading frame
If a DNA sequence changes from TCG to TAG, what type of mutation has occurred?
Missense mutation
Nonsense mutation
Silent mutation
Frameshift mutation
Which of the following mutations involves the removal of a nucleotide from the DNA sequence?
Insertion
Deletion
Substitution
Duplication
