An ancestral trait is a genetic similarity passed down to subsequent generations, such as eye and skin color. Male pattern baldness and flushed cheeks are also considered ancestral traits. More »

Ancestry refers to biogeographical data found in DNA. Because DNA is inherited and also is altered by mutation, study of genetic markers can reveal an individual's or a distinct population’s genetic relation to a world e... More » Family Genealogy

The Internet Surname Database is a free resource for researching the history of surnames. With 49,352 last names in their database, users can search for the meaning and history behind their own surname or can research an... More »

Fruit flies have four pairs of chromosomes in each individual cell that control characteristics such as eye color, wing structure, body color and head shape. Normal fruit flies, or "wildtypes," have straight, long wings,... More » Science Biology Molecular Biology & DNA

The eye colors of the mother and father partially determine a baby's eye color, explains BabyMed. However, many genes work together to affect eye color, so there are no simple rules to inheritance. More »

There is no way to precisely determine the color of a baby's eyes before it is born, but it is possible to predict the chances of a certain eye color by looking at the genetics of the parents and grandparents. Still, eac... More »

The most common example of a recessive gene is eye color. Brown eyes are dominant, while gray, green, hazel and blue eyes occur due to recessive genes. More »