CAIE IGCSE Biology 18.1.9 Gene Mutation as a Random DNA Change
Practise describing a gene mutation precisely as a random change in the base sequence of DNA.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- describe a gene mutation as a random change in the base sequence of DNA
- reject definitions involving chromosome number, amino acid sequence or random fertilisation
18.1.9—Gene mutation as a random change question 1
[Maximum number: 2]
Mitosis and meiosis are both important processes for life.
Mutations are a source of genetic variation in a population.
Describe what is meant by a gene mutation.
random ;
change in the base sequence of DNA ;
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