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Discontinuous Variation

OCR AS-level BiologyClassification and EvolutionLesson 24 of 36

Variation can be continuous or discontinuous.

Discontinuous variation is variation that can only results in one of a set of discreet values with no in-between values.

Discontinuous variation tends to occur as a result of changes in only one gene (monogenic).

Diagram

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Key terms in this lesson

gene
A length of DNA that codes for a specific polypeptide.

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