MCAT Question of the Day
    •

    Q:

    		 In genetics, penetrance refers to:
    		 

    A

    		 the proportion of individuals with a particular phenotype who have a particular genotype.

    B

    		 the proportion of individuals with a particular genotype who express a particular phenotype.

    C

    		 the required proportion of individuals in a population with a particular genotype or that genotype to persist in subsequent generations.

    D

    		 how deletirious a particular gene is to the fitness of an organism.



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