25-04-2016
Biology

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give four causes of mutation

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Аноним Аноним

25-04-2016

- DNA codes fail to match accurately.

- The environment.

- Disclosure to chemical or radiation.

- Mistake in the cellular machinery

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sarah79 sarah79

25-04-2016

Exogenous factors: environmental factors such as sunlight, radiation, and smoking can cause mutations. Endogenous factors: errors during DNA replication can lead to genetic changes as can toxic by-products of cellular metabolism.

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