Pedigree Practice - Assessment

1.

Multiple Choice

30 sec

1 pt

Which trait is dominant?

Brown hair

Blonde hair

2.

Multiple Choice

1 min

1 pt

What genotype does the F1 daughter with brown hair have?

BB

Bb

bb

3.

Multiple Choice

5 mins

1 pt

If the P generation had another child, what are the chances that it will have blonde hair?

0%

25%

50%

75%

100%

4.

Multiple Select

1 min

1 pt

Cystic Fibrosis is a recessive trait. Which genotype(s) will not have cystic fibrosis? Pick two.

CC

Cc

cc

5.

Multiple Choice

1 min

1 pt

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

1 min

1 pt

Cystic Fibrosis is a recessive trait. What is the genotype of Bill?

CC

Cc

cc

7.

Multiple Choice

1 min

1 pt

Cystic Fibrosis is a recessive trait. What is the phenotype of Karen?

Cystic fibrosis (affected)

Normal (unaffected or carrier)

8.

Multiple Choice

1 min

1 pt

Cystic Fibrosis is a recessive trait. What is the genotype of Sally?

CC

Cc

cc

Cystic Fibrosis

Normal

9.

Multiple Choice

5 mins

1 pt

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

5 mins

1 pt

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

2 mins

1 pt

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

2 mins

1 pt

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

1 min

1 pt

Click on the affected female in generation III.

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