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Punnett Squares and Pedigree Analysis

Total questions: 9

Worksheet time: 5mins

Name
Class
Date
1.

A chart that displays family relationships indicating traits or disorders

a)

Punnett square

b)

Pedigree

c)

Karyotype chart

2.

What does a filled circle represent?

a)

Not affected male

b)

Not affected female

c)

Affected male

d)

Affected female

3.
What does a filled in square represent?
a)
Not affected Female
b)
Not affected Male
c)
Affected Male
d)
Affected Female
4.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
5.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
6.
What do half colored symbols represent?
a)

The individual is a carrier.

b)

The individual expresses the trait.

c)

The individual has both recessive alleles.

d)

The individual has both dominant alleles.

7.
T - tall and t = short
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
8.
How are individuals III-2 and II-4 related?
a)
Cousins
b)
Dad and Daughter
c)
Uncle and Niece
d)
Grandpa and Granddaughter
9.
How many boys did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6