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CLEP Biology Practice Exam

Category - Biology

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An inherited metabolic disorder called phenylketonuria (PKU) can result in serious problems in infancy. The chance that two parents who are heterozygous will have a child with PKU is 25%.Which of the following terms best applies to the inheritance pattern for PKU?

codominant
dominant
recessive
sex-linked

Explanation

Answer: C - recessive

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CLEP Biology Practice Exam

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CLEP Biology Practice Exam

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