Web•In one of the genes that determines hair color, red hair is recessive to brown hair. One way to describe these hair color alleles are: –Red hair = r (notes recessive red color) –Brown … WebBrown hair will be dominant in the phenotype: therefore Brown haired people will have a genotype with at least one (B). Blonde hair will be recessive, and only occur if an individual has two copies of the recessive allele. 1. Mom has blonde hair (a recessive trait) and Dad has brown hair (dominant). If Dad is homozygous for the trait,

How can two brown-haired parents have a blond child?

WebA person who is heterozygous for red hair has one allele for a dominant trait, like brown hair, and one allele for red hair. They can pass the red hair allele to their future... kentucky orphan brigade civil war

What Hair Color Is Dominant: Black or Brown? – HairstyleCamp

WebThis is because hair color is determined by multiple genes, and there are many different versions of these genes that can contribute to hair color. While brown hair is the dominant trait, meaning that it is more likely to be expressed if a person has one copy of the brown hair gene, it is still possible for a person with two copies of the ... WebH (dominant trait) HH = polled Hh = polled h (recessive trait) Hh = polled hh = horned OR The following diagram is a Punnett square which shows all the possible combinations of two gene sets—Pp and pp—and the resulting genetic traits. P is the dominant gene for a polled, or hornless, parent; p is the recessive gene for a horned parent. WebThese individuals have black or brown hair, because of the high amount of eumelanin. It is estimated that more than 90 percent of people in the world have brown or black hair. Some people have variations in one copy of the MC1R gene in each cell that causes the gene to be turned off (deactivated). is insulin shock therapy ethical