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CAIE A-Level Biology 5.1.3 The Mitotic Cell Cycle

Practise sequencing G1, S phase, G2, mitosis and cytokinesis while tracking DNA amount and chromosome state, including cycles disrupted by absent mitosis or cytokinesis.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • place cell growth in G1, DNA replication in S phase and preparation for division in G2
  • track sister chromatids through mitosis while chromosome number is maintained in daughter nuclei
  • distinguish nuclear division from cytokinesis and interpret cycles where either stage is absent

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