asked 25.0k views
18 votes
According to petunia and pinky’s immediate family pedigree (the first example) of free earlobes or attached earlobes, why does the dad HAVE to be heterozygous?

asked
User Skyfoot
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2 Answers

7 votes
Becasue the family has both traits
answered
User Ohad
by
8.0k points
3 votes

Answer:

Because the family has both traits

answered
User Rafael Steil
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