You Want to Determine If Black Coat Color (B) and Long

question 69

Essay

You want to determine if black coat color (B) and long tail length (T) are linked in a new breed of dog (white coat and short tails are recessive). Design a two-point test cross to determine if this is indeed the case. What results would you expect if the genes were linked? What would you expect if the alleles sorted independently?

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Definitions:

Coal

A combustible black or brownish-black sedimentary rock, composed mostly of carbon and hydrocarbons, used as a fossil fuel.

Demand Curve

A graph that illustrates the relationship between the price of a good or service and the amount of it that consumers are willing and able to purchase at various prices, typically downward sloping.

Steak And Potatoes

Often used metaphorically to denote basic, but solid and satisfying elements or aspects of something.

Complements

Goods or services that are used together, where the increase in demand for one leads to an increase in demand for the other.