For example, two brown-haired, brown-eyed parents can have a child with blonde hair and blue eyes. Both parents can display recessive gene characteristics, and they can pass those to their ...

In most cases, you’d have blue eyes and hair somewhere on the spectrum of blond to brown or red hair with brown, hazel or green eyes. According to an article by evolutionary biology professor ...

A study of 2,230 people in Iceland identified a gene variant that is strongly related to sensitivity to the sun, brown hair, blue eyes, and freckles. Normally, the further from the equator people ...

In effect, the turned-down switch diluted brown eyes to blue. If the OCA2 gene had been completely shut down, our hair, eyes and skin would be melanin-less, a condition known as albinism.

In most cases, you’d have blue eyes and hair somewhere on the spectrum of blond to brown or red hair with brown, hazel or green eyes. According to an article by evolutionary biology professor ...