GCSE Biology - What are DNA Mutations? #67

This video covers:
What genetic mutations are
What causes mutations e.g. carcinogens and harmful radiation
What the consequences can be
The 3 types of mutations: substitution, addition, deletion

Exam board specific info:
AQA - Separate/triple science and higher tier only
IGCSE Edexcel - Separate/triple science and higher tier only - Don’t need to know about insertions, deletions etc
Edexcel - Separate/triple science and higher tier only - Don’t need to know about insertions, deletions etc
OCR 21st Century - Separate/triple science and higher tier only
OCR Gateway - Separate/triple science and higher tier only - Don’t need to know about insertions, deletions etc

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