Tightly curled or wooly hair is caused by a dominant gene in humans. if a heterozygous curly-haired person marries a person with straight hair, what percentage of their offspring would be expected to have straight hair?

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Vinny

Biology

15 February, 19:05

Tightly curled or wooly hair is caused by a dominant gene in humans. if a heterozygous curly-haired person marries a person with straight hair, what percentage of their offspring would be expected to have straight hair?

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Rosa Harrell · Answer 1

50% would have straight hair, while the other 50% would have curly hair. It takes only one dominant allele for a trait to be dominant, but 2 recessive alleles for a trait to be recessive.