5.5

Environmental Effects on Phenotype

AP Biology

Environmental Effects on Phenotype

The gene-environment interaction

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Norm of reaction

Examples of environmental effects on phenotype

Temperature-sensitive alleles

Temperature and sex determination

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Nutrition and phenotype

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Light and plant development

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Hydrangea flower color

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Altitude and human physiology

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Multifactorial traits

Twin studies

Heritability

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Epigenetics

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Vocabulary