TIPS

1. Use the appropriate symbols:

Unaffected Male

Unaffected Female

Affected Male

Affected Female

Male carrier of trait

Female Carrier of trait

Mating

Offspring

2. Label each generation down the left hand side of your pedigree.

3. Label each individual in your pedigree with his or her name.

4.  It is easiest to construct your pedigree working from the most recent generation backwards.

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