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WorksheetsGenetics 2
Total questions: 45
Worksheet time: 2hrs 39mins
Name
Class
Date
1.
What is DNA short for?
a)
Deoxygenated Acid
b)
Ribonucleic Acid
c)
Deoxyribonucleic Acid
d)
Ribbonclayic Acid
2.
What is a nucleotide?
a)
a larger unit of DNA
b)
a smaller unit of DNA
c)
a larger part of the nucleus
d)
a smaller part of a base
3.
What makes up a nucleotide?
a)
a sugar, a phosphorus, and a base
b)
a sugar, a base, and a phosphate
c)
a phosphorus, a guanine, and a base
d)
a base, a sugar, and an adenine
4.
Who found that the amount of guanine and cytosine were always the same in a sample of DNA?
a)
Watson & Crick
b)
Franklin
c)
Mendel & Darwin
d)
Chargaff
5.
Who is known for her work with x-ray diffraction to suggest a spiral shape in DNA?
a)
Franklin
b)
Watson
c)
Chargaff
d)
Mendel
6.
What shows the number and appearance of chromosomes in the nucleus of an eukaryotic cell?
a)
genotype
b)
phenotype
c)
trait
d)
karyotype
7.
Who is known for creating the twisted ladder model of DNA that still used today?
a)
Chargaff
b)
Franklin
c)
Watson & Crick
d)
Mendel & Darwin
8.
What name is given to the twisted-ladder shape of DNA?
a)
single whelix
b)
double heelie
c)
single wheelie
d)
double helix
9.
Which genotype yields a female?
a)
RR
b)
Rr
c)
XX
d)
XY
10.
What does it mean to replicate DNA?
a)
to destroy it
b)
to make copies
c)
to make new & different strands
d)
to remove mismatching DNA
11.
Which base pairs guanine?
a)
cytosine
b)
adenine
c)
thymine
d)
it only pairs with itself
12.
Which base pairs with cytosine?
a)
guanine
b)
adenine
c)
thymine
d)
it only pairs with itself
13.
Which base pairs with adenine?
a)
guanine
b)
cytosine
c)
thymine
d)
it only pairs with itself
14.
Which base pairs with thymine?
a)
guanine
b)
cytosine
c)
adenine
d)
it only pairs with itself
15.
What is a molecule that is present in all living cells and that contains the information that determines the traits that a living thing inherits and needs to live?
a)
DNA
b)
RNA
c)
MNA
d)
TNA
16.
What is a molecule that is present in all living cells and that plays a role in protein production?
a)
DNA
b)
RNA
c)
BNA
d)
MNA
17.
Which organelle reads RNA so that protein can be created?
a)
nucleus
b)
endoplasmic reticulum
c)
ribosome
d)
mitochondria
18.
What is a change in the nucleotide-base sequence of a gene or DNA molecule?
a)
problem
b)
change
c)
mutation
d)
equation
19.
Which mutation has occurred if a base pair has been removed?
a)
insertion
b)
deletion
c)
subsitution
d)
erasetion
20.
Which mutation occurs when a base pair has been added?
a)
insertion
b)
deletion
c)
addition
d)
substitution
21.
Which mutation occurs when one base pair has been switched?
a)
insertion
b)
deletion
c)
replacement
d)
substitution
22.
What is the human practice of breeding animals or plants that have certain desired traits?
a)
selective breeding
b)
genetic engineering
c)
cloning
d)
DNA fingerprinting
23.
Which genetic disorder is characterized by blood clotting problems?
a)
Hemophilia
b)
Sickle Cell Anemia
c)
Down syndrome
d)
Cystic Fibrosis
24.
Which genetic disorder is characterized by a lack of oxygen due to abnormally shaped read blood cells?
a)
Hemophilia
b)
Colorblindness
c)
Sickle Cell Anemia
d)
Down Syndrome
25.
Which genetic disorder is characterized by intellectual disabilities, heart problems, and structural abnormalities?
a)
Colorblindness
b)
Down Syndrome
c)
Hemophilia
d)
Sickle Cell Anemia
26.
Which genetic disorder is characterized by abnormally thick and excessive mucus in the lungs and digestive tract?
a)
Hemophilia
b)
Down Syndrome
c)
Sickle Cell Anemia
d)
Cystic Fibrosis
27.
Which genetic disorder is characterized by the failure to distinguish between red and green?
a)
Down Syndrome
b)
Colorblindness
c)
Cystic Fibrosis
d)
Sickle Cell Anemia
28.
How is hemophilia inherited?
a)
sex-linked recessive
b)
autosomal dominant
c)
sex-linked dominant
d)
autosomal recessive
29.
How is sickle cell anemia inherited?
a)
sex-linked recessive
b)
sex-linked dominant
c)
nondisjunction (extra 21st chromosome)
d)
autosomal mutation
30.
How does Down Syndrome occur?
a)
autosomal recessive
b)
nondisjunction (extra 21st chromosome)
c)
autosomal dominant
d)
autosomal mutation
31.
How does Cystic Fibrosis occur?
a)
autosomal recessive
b)
sex-linked recessive
c)
autsomal mutation
d)
nondisjunction (extra 21st chromosome)
32.
How does colorblindness occur?
a)
autosomal recessive
b)
sex-linked recessive
c)
sex-linked mutation
d)
nondisjunction (extra 5th chromosome)
33.
Which genotype yields a male?
a)
RR
b)
Rr
c)
XX
d)
XY
34.
How many individual chromosomes are in a human cell?
a)
46
b)
23
c)
84
d)
89
35.
Which scientist(s) developed the current DNA model?
a)
Chargaff
b)
Franklin
c)
Watson & Crick
d)
Mendel
36.
Which scientist(s) used a process called x-ray diffraction to take pictures of DNA molecules and concluded that DNA has a spiral shape?
a)
Chargaff
b)
Franklin
c)
Watson & Crick
d)
Mendel
37.
Which scientist(s) determined that the amount of guanine always equaled the amount of cytosine and that the amount of adenine always equals the amount of thymine in a sample of DNA?
a)
Chargaff
b)
Franklin
c)
Watson & Crick
d)
Mendel
38.
What type of mutation is shown in the diagram?
a)
Substitution
b)
Insertion
c)
Deletion
d)
Replacation
39.
Which type of mutation is shown in the diagram?
a)
Insertion
b)
Deletion
c)
Substitution
d)
Addition
40.
Which type of mutation is shown in the diagram?
a)
Insertion
b)
Deletion
c)
Substitution
d)
Addition
41.
Which genetic technique best describes the following scenario?
Queen Elizabeth of England wanted a lap dog, so her kingsmen bred the smallest 2 dogs together for many generations to get small teacup dogs.
Queen Elizabeth of England wanted a lap dog, so her kingsmen bred the smallest 2 dogs together for many generations to get small teacup dogs.
a)
Inbreeding
b)
Hybridization
c)
Genetic Engineering
d)
Cloning
42.
Which genetic technique best describes the scenario below?
A branch is cut off of a rubber tree and replanted to create a new rubber tree. The new rubber tree is genetically identical to the original rubber tree.
A branch is cut off of a rubber tree and replanted to create a new rubber tree. The new rubber tree is genetically identical to the original rubber tree.
a)
Selective Breeding (Inbreeding)
b)
Selective Breeding (Hybridization)
c)
Genetic Engineering
d)
Cloning
43.
Which genetic technique best describes the following scenario?
Spiders' silk has some great qualities that are useful in bullet proof vests, airbags for vehicles, and even medical supplies. In order to produce enough silk, researchers have inserted spider's silk-spinning genes into goats' DNA so that goats are able to produce the protein in the goats' milk.
Spiders' silk has some great qualities that are useful in bullet proof vests, airbags for vehicles, and even medical supplies. In order to produce enough silk, researchers have inserted spider's silk-spinning genes into goats' DNA so that goats are able to produce the protein in the goats' milk.
a)
Selective Breeding (Inbreeding)
b)
Selective Breeding (Hybridization)
c)
Genetic Engineering
d)
Cloning
44.
Which genetic technique is best described in the following scenario?
Although there is no truly hypoallergenic dog, poodles often do not cause allergic reactions. Labrador Retrievers are well-known for their friendly temperament. Geneticists will mate these two dogs together to create the Labradoodle, a hypoallergenic and friendly dog.
Although there is no truly hypoallergenic dog, poodles often do not cause allergic reactions. Labrador Retrievers are well-known for their friendly temperament. Geneticists will mate these two dogs together to create the Labradoodle, a hypoallergenic and friendly dog.
a)
Selective Breeding (Inbreeding)
b)
Selective Breeding (Hybridization)
c)
Genetic Engineering
d)
Cloning
45.
What is the complementary strand to the following DNA sequence?
GTCATG
GTCATG
a)
ACGTAC
b)
TAGCAT
c)
CGATGC
d)
CAGTAC
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