A wild cat with one of the rarest coat colors ever documented has been spotted in the U.S. leaving wildlife researchers stunned and raising questions about genetic mutations and environmental factors ...

This is due to the way cat coat color genetics work. The gene that makes a cat orange is located on the X chromosome. Male cats therefore need only one copy of this gene, while females need both ...

A prime example of X inactivation is in the coat-color patterning of tortoiseshell or calico cats (Figure 1). In cats, the fur pigmentation gene is X-linked, and depending on which copy of the X ...

According to Dr. Jerold Bell, an adjunct professor of genetics at Tufts University ... colours on their body. A female cat will only inherit an orange coat if they carry the orange gene on ...