Set 1

Set 2

Set 3

Exam Fever

Set 4

Question 1

- Genetic Lineage and Pedigree Diagrams (3) -

Study the pedigree diagram below and answer the questions which follow.

Set 5

Choose

Set 1

Set 2

Set 3

Set 4

Set 5

Name the phenotype (gender and hair colour) of B. (2)

Female, brown hair.

Name ALL the possible genotypes of:

A (1)

Bb

F (1)

Bb

E (1)

bb

How many individuals in the pedigree diagram could be homozygous dominant? (1)

One

How many individuals in the diagram are homozygous recessive females? (1)

4

If parents C and D have another child, what is the probability of:

the child being female? (1)

50%

the child having brown hair? (2)

75%

- END -

Questions source: DBE  (Authorisation 11798)

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