IB Biology · D1.3 · SL

D1.3 Mutations and Gene Editing

10 review questions with answers for D1.3 Mutations and Gene Editing, marked SL. Read them here, or play the set as a class game on the projector. Free to host, and students join with a code.

A question from this set

General term for any change in the base sequence of DNA?

  • MutationRight answer
  • Deletion
  • Insertion
  • Mutagen
From D1.3 Mutations and Gene Editing, 10 questions.

All 10 questions and answers

  1. General term for any change in the base sequence of DNA?

    Answer: Mutation

  2. A mutation in a body cell, which is not passed on to offspring?

    Answer: Somatic mutation

  3. The replacement of one nucleotide with another in a DNA sequence?

    Answer: Substitution

  4. The addition of one or more nucleotides into a DNA sequence?

    Answer: Insertion

  5. The removal of one or more nucleotides from a DNA sequence?

    Answer: Deletion

  6. A mutation that shifts the reading frame of every subsequent codon (caused by insertion/deletion)?

    Answer: Frameshift mutation

  7. An agent that causes mutations, such as radiation or specific chemicals?

    Answer: Mutagen

  8. A mutation that does not change the amino acid sequence of the resulting protein?

    Answer: Silent mutation

  9. A mutation that results in a single amino acid being changed in the protein?

    Answer: Missense mutation

  10. A mutation that creates a premature stop codon, shortening the protein?

    Answer: Nonsense mutation

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