Edexcel OLevel Biology revision notes

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Lesson

Lesson-3.2.21- understand how a change in DNA can affect the phenotype by altering the sequence of amino acids in a protein.

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Lesson-3.2.20- understand that mutation is a rare, random change in genetic material that can be inherited.Previous Lesson-3.2.22- understand how most genetic mutations have no effect on the phenotype, some have a small effect and rarely do they have a significant effect.Next