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CAIE IGCSE Biology 18.1.8 Factors Increasing Mutation Rate

Practise stating how ionising radiation and certain chemicals increase the rate of mutation.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • state ionising radiation as a factor that increases the rate of mutation
  • state that some chemicals can increase mutation rate without implying that all chemicals do

18.1.8—Ionising radiation and some chemicals question 1

[Maximum number: 2]

Mitosis and meiosis are both important processes for life.

Mutations are a source of genetic variation in a population.

State two examples of how mutation rates can be increased.

1
2

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