Carl's Genotype Is Heterozygous for a Specific Discrete Trait

question 219

Multiple Choice

Carl's genotype is heterozygous for a specific discrete trait.What does this say about Carl's phenotype?

• A) The trait will not be expressed in his phenotype, but he will pass it on to his children.
• B) The trait will only be expressed in his phenotype if he has the proper environmental exposure during his critical period.
• C) If the trait is dominant, it will be expressed in his phenotype, but if it is recessive it won't be expressed.
• D) The trait will be expressed in his phenotype.

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