Phenotypic Variation in Tail Length of Unicorns Has the Following

question 57

Multiple Choice

Phenotypic variation in tail length of unicorns has the following components: $$\begin{array} { l | l | } \hline \text { Additive genetic variance } & = 0.2 \\\hline \text { Dominance genetic variance } & = 0.4 \\\hline \text { Genicinteraction variance } & = 0.1 \\\hline \text { Environmental variance } & = 0.2 \\\hline \text { Genetic-environmental interacti on variance } & = 0.5 \\\hline\end{array}$$ What is the broad-sense heritability for tail length in these unicorns?

• A) 0.14
• B) 0.3
• C) 0.5
• D) 0.7
• E) 1.4

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Definitions:

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