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Pedigree Quizizz

Total questions: 22

Worksheet time: 20mins

Name
Class
Date
1.

In a pedigree, which shape represents a male?

a)

circle

b)

square

c)

shaded circle

d)

shaded square

2.

On a pedigree, this symbol represents a ----

a)

not affected male.

b)

not affected female.

c)

affected male.

d)

affected female.

3.

How many individuals are there in the 3rd generation?

a)

1

b)

2

c)

4

d)

6

4.

How are individuals III-2 and II-4 related?

a)

Brother and sister

b)

Dad and daughter

c)

Uncle and niece

d)

Grandfather and granddaughter

5.

What is the mode of inheritance shown here?

a)

Recessive because it "skips" a generation

b)

Dominant because it shows up in every generation

6.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
7.
How many kids did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6
8.
Is this trait (the shaded individuals) dominant or recessive?
a)
dominant
b)
recessive
9.

If this pedigree shows a recessive disorder, what MUST the genotype of individual 4 be?

a)

HH

b)

Hh

c)

hh

10.
What is the genotype of the mother?
a)
BB
b)
bb
c)
Bb
d)
BB or Bb
11.

In a pedigree, a person AFFECTED by a trait is

a)

shaded

b)

unshaded

c)

half shaded

12.

Assuming a trait is X-LINKED RECESSIVE, what are the genotypes of an UNAFFECTED person?

a)

XAY

b)

XaY

c)

XAXA

d)

XAXa

e)

XaXa

13.

Assuming a trait is X-LINKED DOMINANT, what are the genotypes of an UNAFFECTED person?

a)

XAY

b)

XaY

c)

XAXA

d)

XAXa

e)

XaXa

14.

Assuming a trait is X-LINKED RECESSIVE, what are the genotypes of an AFFECTED person?

a)

XAY

b)

XaY

c)

XAXA

d)

XAXa

e)

XaXa

15.

Assuming a trait is AUTOSOMAL RECESSIVE, what genotypes would make a person UNAFFECTED?

a)

AA

b)

Aa

c)

aa

d)

XAY

e)

XaY

16.

Assuming a trait is AUTOSOMAL RECESSIVE, what genotype would make a person AFFECTED?

a)

AA

b)

Aa

c)

aa

d)

XAY

e)

XaY

17.
In the second generation-how many people are carriers of the trait?
a)
2
b)
3
c)
5
d)
6
18.

What pattern of inheritance does this pedigree indicate?

a)

X-linked dominant

b)

X-linked recessive

c)

Autosomal recessive

d)

Autosomal dominate

19.

What pattern of inheritance does this pedigree indicate?

a)

X-linked dominant

b)

X-linked recessive

c)

Autosomal recessive

d)

Autosomal dominate

20.

What pattern of inheritance does this pedigree indicate?

a)

X-linked dominant

b)

X-linked recessive

c)

Autosomal recessive

d)

Autosomal dominate

21.

What pattern of inheritance does this pedigree indicate?

a)

X-linked dominant

b)

X-linked recessive

c)

Autosomal recessive

d)

Autosomal dominate

22.

What pattern of inheritance does this pedigree indicate?

a)

X-linked dominant

b)

X-linked recessive

c)

Autosomal recessive

d)

Autosomal dominate