What Percentage Of People Have Red Hair. Hardy weinberg equilibrium and if you assume that red hair is a simple recessive trait then. Some ashkenazi jews also have red hair.
So depending on which genes the parents have the child has zero to 100 chance of getting this unique combination. However reddish brown hair is common among syrians lebanese jordan and palestinians. Women take a higher percentage of red hair compared to men.
One study found that the red hair green eyes genetic combination is one of the rarest at 0 14.
But red hair tends to be thicker so it looks just as full. According to some studies about 3 6 of the jewish women have red hair while 10 of the jewish men have red beards. For one to have red hair and blue eyes the parents have to give them the mc1r recessive gene for red hair and the one for blue eyes. It is most common in individuals homozygous for a recessive allele on chromosome 16 that produces an altered version of the mc1r protein.