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CAIE A-Level Biology 16.1 Parents to Offspring Question Bank

Practise inheritance-through-meiosis questions by distinguishing chromosome sets, identifying meiosis stages and explaining how sexual reproduction creates variation.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • distinguish haploid, diploid and homologous chromosome sets using gamete or zygote data
  • identify meiosis I or II stages from chromosomes, spindles, centromeres and cytokinesis
  • explain variation from crossing over, random orientation, independent assortment and fertilisation

Covered syllabus points

16.1.1—Haploid (n) and diploid (2n)16.1.2—Homologous pairs of chromosomes16.1.3—Reduction division16.1.4—Chromosome behaviour during meiosis16.1.5—Meiosis I and II stages16.1.6—Meiosis image interpretation16.1.7—Genetic variation in meiosis16.1.8—Random fertilisation and variation

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