BRAINCAKEMutations
Any change in the quantity or base sequence of the DNA of an individual is called a mutation.
Mutations arise by chance but the rate can be increased by chemicals or ionising radiation.
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More in Genetic Diversity
- Chromosome Mutations
- Gene Mutations
- Substitution of Bases
- Deletion of Bases
- Polyploidy and Hybrids
- Meiosis
- The Process of Meiosis
- Genetic Recombination by Crossing Over
All 19 lessons in Genetic Diversity · All AQA AS-level Biology topics