Red hair is a hair color found in how much of the human
population?
A: One to two percent.
Red hair is characterized by high levels of what?
A: The reddish pigment pheomelanin and relatively low levels of the dark
pigment eumelanin.
It is associated with fair skin color, lighter eye
color, freckles, and what?
A: Sensitivity to ultraviolet light.
The term "redhead" has been in use since at least when?
A: 1510.
What country has the highest number of red-haired
people per capita in the world?
A: Ireland.
In Ireland what percentage of the population has red
hair?
A: Around 10%.
Red hair is most found where?
A: At the northern and western fringes of Europe.
Great Britain also has a high percentage of people with red hair.
In Scotland what percentage of the population has red
hair?
A: Around 6%.
Where is the highest concentration of red head carriers
in the world found?
A: In Edinburgh, making it the red head capital of the world.
In 1907, the largest ever study of hair color in
Scotland, which analyzed over 500,000 people, found what?
A: The percentage of Scots with red hair to be 5.3%.
A 1956 study of hair color among British Army recruits
also found high levels of red hair where?
A: In Wales and in the Scottish border counties of England.
Byzantine writers, Jordanes and Procopius described the
early Slavic peoples as having what?
A: Ruddy hair and skin tone.
In the late 18th century, ethnographers considered the
Udmurt people of the Volga Region in Russia to be what?
A: "The most red-headed men in the world".
In 1903, what percentage of Polish Jews had red hair?
A: 5.6%.
Other studies have found that 3.69% of Jewish women
overall were found to have red hair, but around 10.9% of all Jewish men have
what?
A: Red beards.
Ancient human remains described as having red or auburn
hair have been discovered where?
A: In various parts of Asia including the Tarim mummies of Xinjiang, China.
In the Chinese historical document 'Kang mu', the
Kipchak people are described as what?
A: Red haired and blue eyed.
Where has emigration from Europe multiplied the
population of red-haired humans?
A: In the Americas, Australia,
New Zealand and
South Africa.
Several accounts by Greek writers mention what?
A: Redheaded people.
How does a fragment by the poet Xenophanes describe the
Thracians?
A: As blue-eyed and red-haired.
Because of the natural tanning reaction to the sun's
ultraviolet light and high amounts of pheomelanin in the skin, freckles are
a what?
A: A common but not universal feature of red-haired people.
Red hair can originate from several changes on what?
A: The MC1R-gene.
Red hair is the rarest natural what?
A: Hair color in humans.
The non-tanning skin associated with red hair may have
been advantageous where?
A: In far-northern climates where sunlight is scarce.