Is Blonde Hair A Mutation
The single mutation was found in a long gene sequence called kit ligand kitlg and is present in about.
Is blonde hair a mutation. The blond hair mutation or variant is not genetically linked to any other traits even eye color kingsley said showing that none of our stereotypes about blonds are true. The research concluded that the genetic mutation occurred around 9 000 bc as a result of various environmental and evolutionary factors. Black eumelanin leads to the presence of black hair.
Blonde hair mutation identified. Well its related to albinism it involves producing less melanin. When those africans mov.
Some kids who are born with natural blonde hair may not have it forever as it may gradually turn darker before they turn 10. 1 2014 1 15 pm for all those brunettes wishing they were naturally blond a small genetic change could have made all the difference. The origin of the gene giving rise to blond hair color has been traced back to the last ice age 11 000 years ago.
About 30 shades of blonde hair fit the category of being light haired. And also for determining the darkness of the hair color. The finding sheds light on how blond hair.
A genetic mutation that codes for the blond hair of northern europeans has been identified. A single letter of genetic code can determine hair color while leaving other aspects of pigmentation unaffected. Blonde hair is caused by a genetic mutation as tiny as changing one letter in all 3 billion letters of a person s dna.
The extensive study on the genetic mutation was carried out by researchers at three japanese universities. When our african ancestors were born with lighter features including blond hair they didn t do well in the intense sunlight and had few if any offspring. Red hair blue eyes and other genetic mutations in humans.
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