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- 1. Multiple Choice
Which trait is dominant?
Brown hair
Blonde hair
- 2. Multiple Choice
What genotype does the F1 daughter with brown hair have?
BB
Bb
bb
- 3. Multiple Choice
If the P generation had another child, what are the chances that it will have blonde hair?
0%
25%
50%
75%
100%
- 4. Multiple Choice
Cystic Fibrosis is a recessive trait. Which genotype(s) will not have cystic fibrosis? Pick two.
CC
Cc
cc
- 5. Multiple Choice
Cystic Fibrosis is a recessive trait. Which phenotype will show from a heterozygous genotype (Cc)?
CC
Cc
cc
Normal (unaffected or carrier)
Cystic Fibrosis (affected)
- 6. Multiple Choice
Cystic Fibrosis is a recessive trait. What is the genotype of Bill?
CC
Cc
cc
- 7. Multiple Choice
Cystic Fibrosis is a recessive trait. What is the phenotype of Karen?
Cystic fibrosis (affected)
Normal (unaffected or carrier)
- 8. Multiple Choice
Cystic Fibrosis is a recessive trait. What is the genotype of Sally?
CC
Cc
cc
Cystic Fibrosis
Normal
- 9. Multiple Choice
Cystic Fibrosis is a recessive trait. If Barbie and Ken have another child, what are the chances that it will not have cystic fibrosis? (Hint: make a punnett square)
0%
25%
50%
75%
100%
- 10. Multiple Choice
Cystic fibrosis is a recessive trait. If Karen and Dan have another child, what are the chances that it will have cystic fibrosis? (Make a punnett square!)
0%
25%
50%
75%
100%
- 11. Multiple Choice
The shaded individuals have the recessive phenotype. Which cross represents individuals III 1 and III 2?
TT x TT
TT x Tt
Tt x Tt
Tt x tt
tt x tt
- 12. Multiple Choice
Individuals II 1 and II 2 have some children with dominant phenotypes and some with recessive phenotypes. Which cross represents the genotypes of individuals II 1 and II 2?
TT x TT
TT x Tt
Tt x Tt
Tt x tt
tt x tt
- 13. Hotspot
Click on the affected female in generation III.
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