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14 votes
The pedigree below shows the inheritance pattern of hitchhiker’s thumb in a multigenerational family. How many people in this family have hitchhiker's thumb? *

The pedigree below shows the inheritance pattern of hitchhiker’s thumb in a multigenerational-example-1
User Adwiv
by
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2 Answers

10 votes
2 since it shows that the colored ones have it. (Jack and Jim)
User Patrick Lumenus
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9.1k points
8 votes
2
Jack and Jim because it says the colored one s have it and they’re the only ones
User Boris Kirzner
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8.2k points
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