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CAIE A-Level Biology 5.1.5 Stem Cells in Repair and Replacement

Practise describing stem-cell self-renewal by mitosis and differentiation into specialised cells, then apply these properties accurately to cell replacement and tissue repair.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • state that stem cells self-renew by mitosis while retaining an unspecialised cell pool
  • explain differentiation as gene-expression changes producing specialised cell types
  • apply adult stem cells to replacement and repair without claiming they directly repair cells

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