In the Following Pedigree,the Indicated Trait Is Caused by Which

question 70

Multiple Choice

In the following pedigree,the indicated trait is caused by which type of allele? Assume the trait is fully penetrant and that the trait is rare in the population,so that alleles for the trait are not carried by anyone who is not the progeny of a mating shown in the pedigree.

• A) autosomal recessive
• B) autosomal dominant
• C) X-linked recessive
• D) X-linked dominant
• E) Y-linked

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