An unusual feature of some genetic disorders is that their severity can increase from one generation to the next.This is known as the _______ phenomenon.

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Anticipation is the phenomenon in which the severity of certain genetic disorders increases from one generation to the next. This is due to the expansion of trinucleotide repeats in the DNA, which can lead to progressively earlier onset and more severe symptoms. Examples of disorders that can exhibit anticipation include Huntington's disease, myotonic dystrophy, and some forms of familial cancer. Choices B, C, and D are not relevant to this phenomenon.

An Unusual Feature of Some Genetic Disorders Is That Their