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CAIE A-Level Biology 16.1.3 Reduction Division in Meiosis

Practise linking homologous-chromosome separation in meiosis I with haploid gametes, restored diploidy at fertilisation and a constant chromosome number.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • explain how meiosis halves chromosome number before diploidy is restored at fertilisation
  • identify anaphase I as homologous-chromosome separation causing reduction division

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