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Where did blonde hair and blue eyes originate?
Perhaps the most plausible theory is that blonde hair and blue eyes arose because of a mechanism called sex selection. This is where males and females choose as their mates those who have one unusual physical characteristic, not necessarily associated with “fitness” per se but simply something unusual.
How did blonde hair and blue eyes evolve?
It has been theorised that the blonde hair and blue eyes seen in Caucasians are recent adaptations, dating from approximately 11,000 years ago. The traits are thought to have evolved among northern European tribes at the end of the last ice age.
What causes blonde hair and blue eyes?
As the population grows and people have babies, the genes for less melanin will become more common. That makes the link between lighter eyes, hair, and skin tighter. So that’s why you see people with blond hair typically have blue eyes!
Is blonde hair a European trait?
Golden locks of dark-skinned Melanesians have different genetic basis to those of Europeans. Now, a study of people from the Solomon Islands in Melanesia shows that they evolved the striking blonde trait independently of people in Europe. …
When did blonde hair come to Europe?
about 11,000 years ago
Prehistoric Times. The genetic mutation that’s linked to blond hair only popped up about 11,000 years ago, spreading from modern-day Lithuania out across Scandinavia and the rest of northern Europe rapidly. There are a couple of competing theories about why this happened.
What race is blonde hair and blue eyes?
Scandinavian regions such as Finland, Sweden and Norway. North Eastern Slavic regions also have the blond hair and blue eyes in their genetics, countries such as Poland, Ukraine, Russia and Belarus.
What race started blonde hair?
According to geneticist David Reich, blond hair has ancient roots in Asia. The derived allele responsible for blond hair in Europeans likely evolved first among the Ancient North Eurasians. The earliest known individual with this allele is a Siberian fossil from Afontova Gora, in south-central Siberia.
https://www.youtube.com/watch?v=4g3z-TCtTU8