In Cats, an X-Linked Locus Is Responsible for Fur Color

question 50

Multiple Choice

In cats, an X-linked locus is responsible for fur color. There are two known alleles at this locus. One results in black fur color; the other results in orange fur color. A heterozygote animal has patches of orange and black fur (tortoiseshell) . Which of the following explains the patches of color in female heterozygote cats?

• A) Incomplete dominance of the black fur color allele
• B) Fur color is codominant at the organism level
• C) Imprinting at the fur color locus
• D) Random X inactivation affects fur color

---

Definitions:

Cultural Differences

Cultural differences refer to the diversity of customs, beliefs, arts, life ways, and social practices among people from different backgrounds.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, 5th Edition, a standardized classification of mental disorders used by mental health professionals in the U.S.

Psychiatric Manuals

Compilations or books which provide guidelines for diagnosing and treating mental disorders.

Diagnostic System

A framework or methodology used in healthcare and psychology to identify, classify, and understand diseases, disorders, or conditions.