Benji Has the Genotype for Phenylketonuria

question 8

Multiple Choice

Benji has the genotype for phenylketonuria. Which of the following statements is true?

• A) Benji will be mentally retarded.
• B) Benji's phenylketonuria is not likely to surface until he reaches middle age.
• C) If Benji avoids consuming phenylalanine, he will have normal intelligence.
• D) Benji has a high likelihood of having an older mother.

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