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Cell Cycle, Genetics, and Gene Regulation

12th Grade · Science · Open Global Science

12 lessons

Goal

Examine chromosome replication, division, meiotic recombination, epigenetic transcriptional control, and mutation-driven speciation.

12 lessons
0 of 12 done
  1. Eukaryotic Cell Cycle Phases and Checkpoint RegulationUp next
  2. Leading and Lagging Strand Synthesis and Okazaki FragmentsNot started yet
  3. Mitotic Phase: Spindle Apparatus and Chromosome SegregationNot started yet
  4. Cytokinesis in Animal and Plant CellsNot started yet
  5. Meiotic Chromosome Dynamics: Crossing Over and Reduction DivisionNot started yet
  6. Meiotic Mechanisms of Genetic VariationNot started yet
  7. How the Genetic Code Directs Protein SynthesisNot started yet
  8. Prokaryotic Operon Models: Lac and Trp OperonsNot started yet
  9. Eukaryotic Transcriptional Regulation and EpigeneticsNot started yet
  10. Gene Mutations, Chromosomal Aberrations, and Phenotypic VariationNot started yet
  11. Analysing Phenotypic and Genetic Variation Using Standard DeviationNot started yet
  12. Allopatric and Sympatric Speciation PathwaysYou are here
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Learning standards covered

GlobalOGS.13.LS.3Open Global Science Standards 2026™ · 12th Grade

Trace the cell cycle, DNA replication, mitosis, and meiotic genetic recombination, evaluating how gene expression regulation, epigenetics, mutations, and chromosomal segregation generate phenotypic variation and speciation.