WorksheetsKaryotypes and Pedigrees
Total questions: 15
Worksheet time: 17mins
Name
Class
Date
1.
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.
2.
Which individual in the first generation is a carrier?
a)
The male
b)
The female
c)
individual 1
d)
None of the above
3.
How many chromosomes are shown in a normal human karyotype?
a)
2
b)
12
c)
25
d)
46
4.
Chromosome that is not a sex chromosome
a)
Chromosome
b)
Autosome
c)
Sex Chromosome
d)
Homologous pair
5.
Chart that shows the relationships within a family
a)
Pedigree
b)
Karyotype
c)
T chart
d)
Key
6.
Photograph of chromosomes grouped in ordered pairs
a)
pedigree
b)
Punnett Square
c)
Venn Diagram
d)
Karyotype
7.
Because hemophilia is a sex-linked disorder, it occurs more frequently in females than males?
a)
True
b)
False
8.
Which individual in the first generation is a carrier?
a)
The male
b)
The female
c)
individual 1
d)
None of the above
9.
In the second generation-how many people have the disease or display the physical trait?
a)
2
b)
4
c)
5
d)
6
10.
By looking at this karyotype you can determine that this person ______ ________.
a)
has Downs Syndrome
b)
has Monosomy X (Turners Syndrome)
c)
is normal
d)
has Trisomy 13(Patau Syndrome)
11.
What can you determine about this person based on their karyotype?
a)
They have Downs Syndrome
b)
They have Turner's Syndrome
c)
They have Edward's Syndrome
d)
They are completely Normal
12.
What can you determine about this person based on their karyotype?
a)
They have Turner's Syndrome (Monosomy X)
b)
They have Downs Syndrome
c)
They are normal
d)
They are male
13.
Looking at this pedigree, how many female family members are carriers?
a)
1
b)
3
c)
10
d)
7
14.
If a gene is found only on the X chromosome and not the Y chromosome, it is said to be what?
a)
sex-linked trait
b)
polygenic trait
c)
codominant trait
d)
incomplete dominance trait
15.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
100 %
