Several genetic markers contribute to our final eye color shade. A baby born with blue eyes can have brown eyes by their 1st birthday.

Researchers identified an unusual genetic mutation in orange domestic cats that has not been found in any other animal, according to a new study.

Everything you need to know about genetics, you can learn from your cat,” said Leslie Lyons, a veterinary scientist at the ...

The word chromosome comes from the Greek χρῶμα (chroma, color) and σῶμα (soma, body) due to their property of being very strongly stained by particular dyes. Chromosomes vary widely ...

Color blindness in females is much less common than in males. Specific genetic mutations can cause it, and these mutations vary depending on the chromosomes present. Learn more.

Color blindness, or color vision deficiency, is more common in males. This is due to how parents pass down a chromosome associated with the male sex.

Garfield might be the most iconic orange tabby around, but Hollywood has seen quite a few leading cats of the same color—Heathcliff, Oliver, Hiyao Miyazaki’s adorably terrifying Catbus from My ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the ...

“Everything you need to know about genetics, you can learn from your cat,” says Leslie Lyons, a veterinary scientist specializing in cat genetics at the University of Missouri. Studying cats ...