Pedigree Chart Genetics Worksheet
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1
2Pedigree Chart
Problem 1
Study the Data Table for hemophilia in a family. Below, develop a hemophilia key and
pedigree chart for the family.
Data:
H = normal; h = has hemophilia
M = male; F = female
Q: How many grandchildren have hemophilia? _________
Problem 2
Study the Data Table shown for deafness in a family. Below, develop a deafness pedigree
chart for the family. Be sure to use the proper symbols.
Data: Deafness Pedigree
D = normal hearing; d = deafness
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