Mendelian Genetics In Humans Ap Biology Worksheet Page 2

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Q
:
UESTIONS
1.
Use the information provided below to answer the questions that follow.
List the sex of the children, in order of
birth, produced by the parents in
Generation I.
_______________________________
How many children did individuals 2
and 3 in Generation II produce?
_______________________________
What is the relationship of individual 6
in Generation II to the couple in
Generation I?
_______________________________
2.
Albinism (lack of skin pigmentation) is caused by a recessive allele. Consider
the following human pedigree for this trait (solid symbols represent
individuals who are albinos).
a.
What are the genotypes of father and mother in Generation I?
Father:______________
Mother:_____________
b.
In Generation II, what is the genotype of:
Mate 1______________
Mate 2:_____________
c.
In Generation III, what is the genotype of son 4?_________________
d.
Can you predict the genotype of son 3? Explain.
________________________________________________________
Heredity Activity #4 page 2

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