Can a brown haired couple have a blonde baby?

If both are brunettes, however, it is still possible that one or both carry the blonde allele and could have passed it on. If both parents are brunettes, they can only have a blonde child if they both carry the recessive blonde trait. But even if they do, the chance of giving birth to a blonde is just one in four.

Can two parents with blonde hair have a brunette child?

Can two parents with fair skin and blonde hair have a brown haired child with darker skin? Yes that is definitely possible. This gene is involved in both skin and hair color. Some versions of this gene can lead to pale skin, freckles, and/or lighter hair.

What causes blonde hair?

Genetic History of Blondes Natural blonde hair, is caused by a lack of a pigment called eumelanin. This pigment deficiency is what gives blondes their hair color. The general explanation as to how blondes came into being, is related the need for Vitamin D and lower levels of sunlight in some regions.

Is blonde hair a defect?

For thousands of years, people have both prized and mocked blond hair. Now, a new study shows that many can thank a tiny genetic mutation—a single letter change from an A to a G among the 3 billion letters in the book of human DNA—for their golden locks.

Is chestnut hair rare?

The colors of hair in the human population tend to follow fairly distinct geographic regions, though brown shades such as chestnut hair can be common throughout the world.

How can two parents with brown hair have a blonde child?

It also explains why two parents with brown hair can produce a child with blonde hair, as they both possess recessive blonde alleles in their genes, and as it is completely random which ones are passed on in the womb.

Is the color of your hair determined by your parents?

The father has brown hair, the mother has black hair, the son has ginger hair and the daughter is blonde. You cannot help but wonder if the family members are not biologically connected. The color of our hair is a complex liaison of genetic factors, with several genes from both parents involved in determining the exact shade.

What is the difference between blonde hair and red hair?

If you have the brown allele of the gene, you have brown hair. If you have the blond allele, you have blonde hair. And if you have the red allele, you have red hair. But it’s not so simple – you don’t only have ONE allele for each gene. You actually have two: one from your mom and one from your dad.

Is blonde hair a dominant or recessive trait?

It is a dominant trait. The DNA for blonde or red hair is not as strong as brown. In order to have blonde hair, both of your alleles need to be blonde. The same is true for red hair. These are recessive traits. The DNA for blonde hair and red hair are about equally strong.