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WorksheetsFinals Review 3
Total questions: 56
Worksheet time: 43mins
Name
Class
Date
1.
A nitrogenous base is an important component of the nucleotide making up DNA. Which of the following correctly lists the four possible nitrogenous bases in DNA?
a)
glutamine, proline, tyrosine, phenylalanine
b)
adenine,guanine,cytosine,thymine
c)
leucine,proline,tyrosine,phenylalanine
d)
adenine,guanine,cytosine,uracil
2.
Replicate the following strand of DNA:
AATCATGGA
AATCATGGA
a)
AATCATGGA
b)
TTAGTACCT
c)
UUAGUACCU
d)
GGATAUCUA
3.
Where does DNA replication take place?
a)
Nucleus
b)
Ribosome
c)
Cytoplasm
d)
Golgi Body
4.
Before the cell divides, what process needs to happen?
a)
Transcription
b)
Translation
c)
Replication
d)
Protein synthesis
5.
In DNA which is a correct base pairing?
a)
A with G
b)
G with T
c)
A with U
d)
A with T
6.
An enzyme that adds complementary nucleotides to the template strand of the unzipped double helix until the entire molecule has been replicated.
a)
RNA Polymerase
b)
Okazaki Fragments
c)
DNA Polymerase
d)
Translation
7.
RNA is different from DNA in ___
a)
RNA is single stranded
b)
RNA has uracil
c)
RNA has the sugar ribos
d)
All of these
8.
The building blocks of DNA & RNA consisting of a five-carbon sugar, a phosphate group, and a nitrogen-containing base.
a)
Genetics
b)
Replication
c)
Nucleotides
9.
The rule stating that the bases in a nucleic acid always pairs up in the same way: A=T and G=C.
a)
Replication
b)
Translation
c)
Transcription
d)
Chargaff's Rule
10.
The five carbon sugar found in RNA
a)
Ribose
b)
Deoxyribose
c)
Glucose
11.
A process in which DNA has the unique ability to make an exact copy of itself.
a)
Replication
b)
Translation
c)
Transcription
12.
The enzyme that unzips the DNA to prepare for replication
a)
helicase
b)
replicase
c)
polymerase
d)
synthase
13.
Which of the following is a base that is NOT contained in DNA?
a)
Adenine
b)
Thymine
c)
Uracil
d)
Guanine
14.
Nucleotides are made up of a sugar, phosphate, and..?
a)
nitrogenous base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
15.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose and adenine
b)
deoxyribose and a hydrogen bond
c)
deoxyribose and the nucleus
d)
deoxyribose and phosphate
16.
A portion of mRNA is coded CUG. The corresponding DNA is coded
a)
GAC
b)
GTC
c)
CTG
d)
CAG
17.
A portion of DNA reads GAG. The corresponding mRNA would be
a)
GUG
b)
GTG
c)
CTC
d)
CUC
18.
The process of creating RNA using DNA as the template is
a)
translation
b)
transcription
c)
translocation
d)
Transylvania
19.
In RNA, uracil takes the place of the DNA nitrogen base called
a)
guanine
b)
cytosine
c)
thymine
d)
adenine
20.
The process shown in this image
a)
is called replication
b)
results in a new copy of the DNA
c)
does not happen during mitosis
d)
All of these apply
21.
In eukaryotes, molecule 1 is found in
a)
ribosomes
b)
chloroplasts
c)
cytoplasm
d)
the nucleus
22.
Molecule 3 is synthesized in
a)
ribosomes
b)
chloroplasts
c)
the cell membrane
d)
the nucleus
23.
A triplet of mRNA is called a
a)
codon
b)
anticodon
c)
amino acid
d)
peptide bond
24.
The process of making mRNA from DNA is called.
a)
Replication
b)
Transcription
c)
Translation
d)
Protein synthesis
25.
Protein synthesis takes place in two parts:
a)
Transcription then translation
b)
Replication then transcription
c)
Translation then transcription
d)
Replication then translation
26.
This diagram shows the process of:
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
27.
Which amino acid is coded from the mRNA codon:
G G C
G G C
a)
Arginine
b)
Serine
c)
Leucine
d)
Glycine
28.
which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
29.
Transcription takes place in the
a)
cytoplasm
b)
chloroplast
c)
nucleus
d)
mitochondria
30.
Translation takes place in the
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
31.
What has DNA?
a)
animals
b)
plants
c)
bacteria
d)
all of the above
32.
A segment of DNA that codes for a protein is called a...
a)
Enzyme
b)
Mutation
c)
Gene
d)
Complimentary
33.
What mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-A
T-G-A-C-C-A
T-G-A-G-C-A
a)
Substitution
b)
Deletion
c)
Insertion
d)
Frameshift
34.
Any change in the sequence of DNA is a/an...
a)
transgenic shift
b)
Single Genotype
c)
Monohybrid Trait
d)
Mutation
35.
When many amino acids link together it will create a/an...
a)
protein
b)
mRNA
c)
RNA polymerase
d)
genetic code
36.
The RNA molecule has _____ of nucleotides.
a)
one strand
b)
two strands
c)
multiple strands
d)
no strands
37.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
38.
For THREE AMINO ACIDS to be coded for, how many NITROGEN BASES are needed?
a)
1
b)
3
c)
6
d)
9
39.
How many amino acids are there?
a)
64
b)
46
c)
23
d)
20
40.
The Human Genome Project has made diagnosing genetic disorders easier.Once a genetic disorder is diagnosed, ____ can be used as a possible treatment.
a)
cell cultures
b)
gene therapy
c)
DNA fingerprinting
d)
PCR
41.
The unpaired nucleotides produced by the action of restriction enzymes are referred to as
a)
sticky end.
b)
base sequence.
c)
single strands.
d)
restriction fragments.
42.
Based on these results whose blood was found in the blood stain at the crime scene?
a)
Bob
b)
Sue
c)
John
d)
Lisa
43.
All of the following are advantages of GMO's except
a)
pest resistant crops
b)
more nutritional foods
c)
unknown long term health effects
d)
creating more human insulin
44.
Which technology below would probably be the most important to a person who had diabetes and had to take insulin every day?
a)
using recombinant DNA to produce human hormones from bacteria
b)
testing parents for genetic disorders before they have children
c)
engineering fruits and vegetables that resist insects and other pests
d)
C. developing ways to identify criminals through DNA fingerprinting
45.
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
46.
Combining DNA from 2 different organisms is called
a)
Bioengineering
b)
Biotechnology
c)
Recombinant DNA
d)
Genetic Engineering
47.
DNA fingerprinting works because
a)
Most genes are dominant
b)
Most people have DNA that contains repeats
c)
The most important genes are different among most people
d)
No two people, except identical twins, have exactly the same DNA
48.
In gel electrophoresis, smaller molecules move . . .
a)
really slow
b)
really fast
c)
to the negative side
d)
to the positive side
49.
What applications can gel electrophoresis be used for?
a)
Parental Testing
b)
Criminal Investigations
c)
Sequence Endangered Species DNA
d)
All of the above
50.
Which two bear species are most closely related?
a)
Bear 1 and Bear 2
b)
Bear 1 and Bear 3
c)
Bear 2 and Bear 3
d)
There’s no way to tell
51.
Separation of DNA using electric current is called.....?
a)
Gel Electrophoresis
b)
Chromosome painting
c)
polymerage chain reaction
d)
Restrictive Enzyme Sorting
52.
The purpose of selective breeding is to
a)
Get bigger animals
b)
get smaller animals
c)
create animals with desirable traits
d)
create animals with bad traits
53.
Modifying DNA in an organism to produce new genes is referred to as
a)
Bioengineering
b)
Biotechnology
c)
Genetic Engineering
d)
Recombinant DNA
54.
DNA cutting "scissors" are
a)
Bacteriophages
b)
Restriction Enzymes
c)
DNA Enzymes
d)
Plasmids
55.
Which process separates molecules by their size and movement speed?
a)
PCR
b)
Gel Electrophoresis
c)
Blotting
d)
Cloning
56.
1. A farmer noticed that some of her sunflower plants were healthy but most of the plants were infested with worms that were killing plants. How could the farmer use selective breeding to try to produce a greater number of healthy plants next season? Choose best answer:
a)
Use plants that require less sunlight
b)
Use plants that are distasteful to bugs
c)
Plant only seeds from the healthy plants
d)
Plant only seeds that require less water from growth.
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