In Humans,hair Texture Is an Incompletely Dominant Trait

question 11

Multiple Choice

In humans,hair texture is an incompletely dominant trait.Curly is the dominant genotype,wavy is heterozygous,and straight hair is recessive.What is the probable phenotypic ratio for a cross between a man with wavy hair and a woman with curly hair?

• A) All wavy hair
• B) 3/4 wavy hair; 1/4 straight hair
• C) 1/2 wavy hair; 1/2 curly hair
• D) All curly hair
• E) 1/4 curly hair; 1/2 wavy hair; 1/4 straight hair

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