Unit 5 Biology IAL EDEXCEL Gene technology — 6-topic bundle

DNA, or deoxyribonucleic acid, is the blueprint for all living things. It's a double helix structure, often described as a twisted ladder. Each side of the ladder is a

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Gene therapy aims to correct genetic defects that cause disease. This is done by introducing a functional gene into a patient's cells to replace a missing or faulty one, or by inactivating a gene that's causing problems.

There are two main approaches:

Gene technology, including gene editing (like CRISPR), genetic screening, and genetically modified organisms (GMOs), has far-reaching consequences beyond the lab. It's crucial to understand these broader impacts.

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