GCSE Edexcel Biology · Topic 3

Genetics

In short

Topic 3: Genetics in GCSE Edexcel Biology covers 3 topics: Reproduction and Meiosis, Inheritance and Variation. Each one below lists the key points to revise.

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What is in Topic 3: Genetics?

Topic 3: Genetics

Reproduction and Meiosis
  • Sexual and asexual reproduction
  • Meiosis
  • DNA structure
Inheritance
  • Alleles and genetic crosses
  • Sex determination
  • Inherited disorders
Variation
  • Genetic and environmental variation
  • Mutation
  • The Human Genome Project

Genetics: common questions

What is in Topic 3: Genetics?

It covers 3 topics: Reproduction and Meiosis; Inheritance; Variation.

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