honors genetics
What did we do in class today?
Warm-up 5: Draw the pedigree for hitchhikers thumb (a recessive trait) in the family described below.
In generation I, Joe who does not have hitchhikers thumb marries Mary who has a hitchhikers thumb. They have 3 children- Mike, Jane, and Jill. Mike and Jill have hitchhiker's thumb. Mike marries Susan (no hitchhikers thumb) they have 2 sons without hitchhikers thumb. Jane marries Bob (hitchhikers thumb) they have a daughter with hitchhikers thumb, one son with hitchhikers thumb and one son without. Jill marries Andy (no hitchhikers thumb) they have two daughters- one with hitchhikers thumb and one without. 1. Opener: Correct pedigrees 2. Work session: Dihybrid cross notes 3. Closing: Dihybrid cross practice
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December 2019
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