What this topic covers
Topic 4: Natural selection and genetic modification has 4 subtopics:
- Variation and evolution
- The development of understanding of genetics and evolution
- Classification of living organisms
- Additional Edexcel Topic 4 anchors
GCSE Edexcel Higher Combined Science Biology
Topic 4: Natural selection and genetic modification – GCSE Edexcel Higher Combined Science Biology revision notes
Revise Topic 4: Natural selection and genetic modification for GCSE Edexcel Higher Combined Science Biology, including Variation and evolution.
Evolution, classification, selective breeding and genetic modification. 19 lessons in 4 subtopics.
19
Lessons
4
Subtopics
Topic 4: Natural selection and genetic modification lessons by subtopic
19 lessons, grouped by subtopic.
Variation and evolution
- What is Evolution?
- How Evolution Works Through Natural Selection
- Formation of New Species
- What is Selective Breeding and How Does it Work?
- The Impact and Problems of Selective Breeding
- The Process of Genetic Engineering
- Applications of Genetic Engineering
- Benefits, Risks and Ethics of Genetic Engineering
The development of understanding of genetics and evolution
- Evidence for Evolution
- Darwin's Theory and Modern Evidence
- What are fossils and how are they formed?
- Fossils as evidence for evolution
- Understanding Extinction and Its Causes
- How Antibiotic Resistance Develops
- Preventing Antibiotic Resistance
Classification of living organisms
- The Three-Domain System
- The Linnaean Classification System
- Evolution of Classification and Evolutionary Trees
Additional Edexcel Topic 4 anchors
More in this course
Go back to the full GCSE Edexcel Higher Combined Science Biology topic list, or practise this topic with past-paper questions.
Frequently asked questions
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