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.
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
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Genetic Counseling concept. You can view video lessons to learn Genetic Counseling. Or if you need more Genetic Counseling practice, you can also practice Genetic Counseling practice problems.