In Cats, Black Fur Color Is Determined by an X-Linked

question 57

Multiple Choice

In cats, black fur color is determined by an X-linked allele; the other allele at this locus determines orange color. The heterozygote is tortoiseshell. What kinds of offspring would you expect from the cross of a black female and an orange male?

• A) tortoiseshell females; tortoiseshell males
• B) black females; orange males
• C) tortoiseshell females; black males
• D) orange females; black males

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Definitions:

Marginal Costs

The additional cost incurred by producing one more unit of a good or service.

Declining

A term indicating a decrease or reduction in quantity, quality, or importance over time.

Cost Function

A mathematical relationship describing how the cost of production changes with changes in the quantity of output produced.

Competitive Market

A market structure characterized by many buyers and sellers, none of whom can influence market price significantly on their own.