Solution: Which of the following is the clearest indication in a pedigree that a trait is dominant?A. A father passing on a trait to his daughterB. Two affected parents having an unaffected childC. Two unaffected parents having an affected childD. All the children of affected parents are affected

Problem

Which of the following is the clearest indication in a pedigree that a trait is dominant?

A. A father passing on a trait to his daughter

B. Two affected parents having an unaffected child

C. Two unaffected parents having an affected child

D. All the children of affected parents are affected

Solution

Remember that a pedigree shows the family's history for a particular trait. In short, this diagram shows the phenotype of individuals across the generations within a family. A shown trait is also studied in an attempt to determine the trait's mode of inheritance. Through its analysis, many patterns were discovered as distinctive features for dominant and recessive traits.

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