WorksheetsCH. 14 Genetic Disorders
Total questions: 37
Worksheet time: 30mins
Name
Class
Date
1.
Which of the following is a result of a nondisjunction?
a)
Klinefleter syndrome
b)
Sickle cell anemia
c)
Cystic fibrosis
d)
Hemophilia
2.
Which of the following is an autosomal recessive disorder?
a)
Huntington's disease
b)
sickle cell anemia
c)
colorblindness
d)
Hemophilia
3.
Which of the following is a sex-linked disorder?
a)
Hemophilia
b)
Sickle cell anemia
c)
Cystic fibrosis
d)
Huntington's
4.
Which of the following is a chromosomal mutation?
a)
insertion
b)
frameshirt
c)
substitution
d)
nondisjunction
5.
What are the two ways that genetic disorders can be inherited?
a)
Through blood transfusions and meiosis.
b)
Mutations in DNA and changes in structure or number of chromosomes.
c)
Missing chromosomes or premature egg splitting.
d)
Unhealthy environments and heredity.
6.
A doctor may use a _________ to examine the chromosomes in a cell.
a)
x-ray
b)
blood test
c)
karyotype
d)
hemoglobin
7.
In order to trace occurrence of a trait through several generations of a family, you could create a ____________.
a)
karyotype
b)
hemoglobin
c)
pedigree
d)
chromosomal map
8.
In the second generation-how many people are carriers of the trait?
a)
2
b)
3
c)
5
d)
6
9.
Which sex chromosomes would indicate a typical human male?
a)
XX
b)
X
c)
XY
d)
XXY
10.
What is the chromosomal condition of the individual whose karyotype is seen in the image?
a)
Trisomy 21 (Down's Syndrome)
b)
Trisomy 13 (Patau Syndrome)
c)
Trisomy 18 (Edward's Syndrome)
d)
XXY Sex Chromosomes (Klinefelter's Syndrome)
11.
Which of the following is true of your sex chromosomes?
a)
I have two Y chromosomes.
b)
I have at least one X chromosomes.
c)
They aren't developed until I turn 13.
d)
They are afraid of one another.
12.
If a father is AA and a mother is AB, what is the probability for a child with AB blood?
a)
0%
b)
25%
c)
50%
d)
75%
13.
If two parents have type AB blood, what is the probability that their child will have type O blood?
a)
0%
b)
25%
c)
50%
d)
100%
14.
The sex of a child is determined by
a)
whether the father's sperm contains an x or y chromosome
b)
whether the mother's egg contains an x or y chromosome
c)
the age of the parents
15.
Why is the gene for a disease or disorder more likely to be found on the X chromosome than Y?
a)
The X chromosome has many more genes
b)
The Y chromosome has many more genes
16.
Males are more likely to suffer from a sex-linked disease or disorder because
a)
males are the weaker sex
b)
males have less DNA
c)
males have 1 X chromosome, so the disorder is more likely to be expressed
17.
When we say that a woman is a carrier for a genetic disease or disorder it means that
a)
she has 1 gene, but not the disorder
b)
she has 2 genes for the disorder
c)
she can pass the gene only to male children
d)
she can pass the gene only to female children
18.
Why are men 16 times more likely to be color-blind than women?
a)
to be color-blind, you must have a Y chromosome
b)
to be color-blind, all of your X chromosomes must have the gene
c)
color-blindness is caused by testosterone
d)
color-blindness is caused by the same gene as baldness
19.
If a gene is found only on the X chromosome and not the Y chromosome, it is said to be
a)
sex-linked trait
b)
polygenic trait
c)
codominant trait
d)
incomplete dominance trait
20.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?
Which genotype represents a female who is a carrier for hemophilia?
a)
XHXh
b)
XhXh
c)
XHXH
d)
XhY
21.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a male with hemophilia?
Which genotype represents a male with hemophilia?
a)
XHXh
b)
XhXh
c)
XHY
d)
XhY
22.
Males can be heterozygous for sex-linked traits.
a)
True
b)
False
23.
The remaining chromosomes other than your sex chromosomes are known as:
a)
Auto Zones
b)
Gametes
c)
Autosomes
d)
Sex Chromosomes
24.
Mr. Jones was killed in a car accident. Afterwards, a former girlfriend filed a paternity suit claiming that Mr. Jones was the father of her child, and thus she was entitled to the man’s estate. Which sample of DNA would have to be from Mr. Jones if he were the child’s father?
a)
2
b)
3
c)
4
d)
5
25.
Bob was found dead in his home. Crime scene analysis showed signs of a struggle. Blood was collected from the crime scene, the victim, and three suspects. Which suspect likely committed the crime?
a)
Sue
b)
Lisa
c)
John
d)
None of these
26.
DNA fingerprinting works because
a)
Most genes are dominant
b)
All organisms contain RNA
c)
The most important genes are different among most people
d)
No two people, except identical twins, have exactly the same DNA
27.
What is the purpose of gel electrophoresis?
a)
helps cut DNA
b)
count the genes in DNA
c)
separates DNA based on size
d)
allows for an exact replicated organism
28.
Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode?
a)
DNA is negatively charged so attracted to the positive end of the unit
b)
DNA is positively charged to attracted to the negative end of the unit
c)
the agarose gel in negatively charged
d)
the agarose gel is positively charged
29.
Which is the primary purpose of using restriction enzymes in gel electrophoresis?
a)
It allows the strands of DNA to be cut into various lengths for testing
b)
It restricts the number of base pairs that can be tested in a sample
c)
It makes the testing simpler by moving the strands into the gel faster
d)
It charges the DNA strands
30.
What process is used to determine if two DNA samples match?
a)
Gel Electrophoresis
b)
PCR
c)
Population Genetics
d)
Agar Plating
31.
DNA Fingerprinting has been used to solve crimes, but it has also been used to:
a)
determine paternity
b)
examine biodiversity
c)
identify unknown soldiers
d)
identify victims in the 911 terrorist attacks
e)
DNA fingerprinting has not been used for any of these reasons.
32.
Prior to the 1980s, DNA technology was not a available to provide information to crime scene investigators.
a)
True
b)
False
33.
DNA fingerprinting is now used by the Innocence Project to free those who has been wrongfully convicted.
a)
True
b)
False
34.
a)
Not affected Female
b)
Not affected Male
c)
Affected Male
d)
Affected Female
35.
a)
Not Affected Male
b)
Not Affected Female
c)
Affected Male
d)
Affected Female
36.
A couple that have a family history of a genetic disorder might wish to receive advice from a ___________.
a)
mutated allele
b)
genetic counsellor
c)
family dentist
d)
brother or sister
37.
Which of the following is an example of an alteration to a chromosome?
a)
Deletion
b)
Duplication
c)
Translocation
d)
all of the above
100 %
