1.     Assume that length in Oreochromis variabilis (Victoria Tilapia) is polygenic varying from 30 cm to 50 cm. A 30cm purebred parent is crossed with another purebred 50 cm individual and the resulting F₁ progeny is selfed producing 51 F₂ progeny of continuous range of lengths of which 3 are 50 cm long.

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Howmanygenesaffectlengthin Ovariabilis Number of genes n Where ... View the full answer