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Inheritance
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DNA, genes and chromosomes

DNA, genes and chromosomes

In plant and animal cells, the nucleus contains chromosomes, which are long coiled molecules of DNA. DNA stores the inherited information passed from parents to offspring.

Inheritance Lesson

  1. IGCSE
  2. /Biology
  3. /Inheritance

Step-by-step lessons covering Edexcel IGCSE Biology Inheritance for IGCSE Biology. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Start with the foundational cell biology and core content before moving on to the more data-heavy ecology, genetics and practical-skills topics, which carry a large share of the exam marks.