Suppose You Discovered a New Mutation in Mice That Causes

question 54

Multiple Choice

Suppose you discovered a new mutation in mice that causes a curved spine.You noticed that this mutant phenotype is present only in females.When curved-spine females are crossed with normal males, the progeny are always recovered in a 1:1:1 ratio of curved-spine females, normal females, and normal males.Explain the genetic basis for this ratio.

• A)hemizygous or homozygous lethal autosomal allele
• B)hemizygous or homozygous lethal sex-linked allele
• C)recessive sex-linked allele
• D)recessive autosomal allele
• E)dominant sex-linked allele

Distinguish between organizational empowerment and traditional top-down management approaches.

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Explain the four-stage career model and identify key activities within each stage.