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Genes and alleles

Genes and alleles

A gene is a section of DNA containing instructions for making a particular protein. It occupies a fixed position on a chromosome called its locus.

5.1.8 Single gene inheritance Lesson

  1. GCSE
  2. /Biology
  3. /5.1.8 Single gene inheritance

Step-by-step lessons on OCR GCSE Biology 5.1.8 Single gene inheritance. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons