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What is a gene?

A gene is a section of DNA (can explain DNA if necessary). Genes are responsible for making the different proteins that carry out different functions in our body.They can be inherited, passed on to future generations. Every person has two copies of eah gene, one from their mum and one from their dad. Certain genetic diseases are caused when one or both of certain genes are faulty/mutated. 

Ellie D. GCSE Biology tutor, IB Biology tutor, A Level Biology tutor,...

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