In White Tigers, the Absence of Fur Pigmentation Is Caused

question 15

Multiple Choice

In white tigers, the absence of fur pigmentation is caused by a recessive allele that also causes the tigers to be cross-eyed.If two tigers heterozygous for this allele mate, what do you expect to see among the offspring?

• A)1/4 will be both white and cross-eyed, 3/4 will be orange with normal eyes.
• B)1/4 will be white with normal eyes, 1/4 will be white and cross-eyed, 1/4 will be orange with normal eyes, and 1/4 will be orange and cross-eyed.
• C)1/16 will be white and cross-eyed, 15/16 will be orange with normal eyes.
• D)1/3 will be both white and cross-eyed, 2/3 will be orange with normal eyes.

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Definitions:

Comparative Advantage

The proficiency of an individual or group in executing a certain economic function more effectively than other tasks.

Lowest Cost

The scenario in which the expenditure required to achieve a certain objective or to purchase goods and services is minimized.

Opportunity Cost

The act of sacrificing possible gains from alternative decisions when one is made.

Freight Train

A freight train is a train composed of freight cars for the purpose of transporting goods and materials rather than passengers.