In White Tigers,the Absence of Fur Pigmentation Is Caused by a Recessive

question 33

Multiple Choice

In white tigers,the absence of fur pigmentation is caused by a recessive allele.This allele also causes the tigers to be cross-eyed.If two tigers heterozygous for this allele mate and produce offspring,what percentage can be expected to be white and/or cross-eyed?

• A)25% will be white and the same 25% will be cross-eyed.
• B)25% will be white and 25% will be cross-eyed,but not necessarily the same 25% due to independent assortment.
• C)50% will be both white and cross-eyed.
• D)Because it is a recessive allele,none of the offspring in the F₁ generation will be white or cross-eyeD.

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