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The pathway from chromosomes to sex characteristics

The pathway from chromosomes to sex characteristics

Flowchart showing XX and XY pathways from chromosomes to genes, gonads, hormones, receptors and sex characteristics, with side notes for androgen insensitivity syndrome, Klinefelter syndrome and Turner syndrome

Biological sex refers to physical features such as chromosomes, gonads, hormones and reproductive anatomy. Gender refers to identity and social expectations, so it is related to sex but not the same thing.

Chromosomes, hormones and DSD Lesson

  1. A Level
  2. /Psychology
  3. /Chromosomes, hormones and DSD

Step-by-step lessons covering AQA A Level Psychology Chromosomes, hormones and DSD for A Level Psychology. Each lesson works through exam-style questions in Paper 1, Paper 2 and Paper 3 format. Start with the compulsory core topics before tackling the more evaluation-heavy optional and issues-and-debates content.

Lessons