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DNA
Unit 7 Quiz
What is the complimentary mRNA
sequence to the DNA sequence
A-T-T-G-C-A?
a.
b.
c.
d.
T-A-A-G-C-A
U-A-A-C-G-U
T-A-A-C-G-T
U-A-A-C-G-T
If DNA is like a ladder, the
“hand rails” are made up of:
a.
b.
c.
d.
Amino acids & proteins
Nucleotides & nitrogen bases
Adenine & Uracil
Phosphate group and sugar
What kind of molecule is this?
a.
b.
c.
d.
tRNA
RNAi
mRNA
rRNA
Which of the following would
have a weak hydrogen bond
between them?
a.
b.
c.
d.
Phosphate group & Deoxyribose
Nucleotide & Uracil
Guanine & Adenine
Adenine & Thymine
What kind of molecule is
labeled X in the diagram below?
X
a.
b.
c.
d.
tRNA
RNAi
mRNA
rRNA
What does DNA and RNA
have in common?
a.
b.
c.
d.
Both contain deoxyribose
Both contain thymine
Both are single stranded
Both contain phosphate groups
What is the complimentary DNA
sequence to
A-T-T-G-C-A?
a.
b.
c.
d.
T-A-A-C-G-T
U-A-A-C-G-U
T-T-A-C-G-A
U-A-A-C-G-T
What is the purpose of
tRNA?
a. It translates DNA into mRNA
b. It transports amino acids to
the ribosome
c. It transforms ribosomes
d. It delivers codons from DNA
The nucleus is removed from a somatic cell
of 1 organism & is placed in an egg cell that
has its nucleus removed. This process
results in the production of organisms that
are genetically alike. This is called:
a.
b.
c.
d.
DNA fingerprinting
Gene therapy
Selective breeding
Cloning
What is this structure
called?
a.
b.
c.
d.
DNA
Double helix
RNA
Nucleotide
Which could cause
mutations?
a.
b.
c.
d.
Old age
Exercise
Radiation
Bacterial infections
DNA insertion mutations
may be caused by the
invasion of:
a.
b.
c.
d.
Viruses
Fungus
Protozoans
Amoebas
What type of mutation is
in the diagram below?
a.
b.
c.
d.
Deletion
Substitution
Inversion
Insertion
This nucleic acid is responsible
for the transmission of
information from the genetic
code in the nucleus to the
ribosomes?
a.
b.
c.
d.
tRNA
mRNA
rRNA
RNAi
What process is occurring
in the diagram below?
a.
b.
c.
d.
Replication
Transcription
Deletion
Translation
This contains the
blueprint for making
proteins:
a.
b.
c.
d.
tRNA
DNA
rRNA
ATP
These organelles “read”
mRNA instructions:
a.
b.
c.
d.
Ribosomes
Mitochondria
Golgi Body
Lysosomes
Which of the following
sequence of processes
correctly reflects how
proteins are made?
a. Protein synthesis, transcription, translation
b. Protein synthesis, translation, transcription
c. Transcription, translation, protein synthesis
d. Translation, transcription, protein synthesis
What is a possible use of
DNA fingerprinting?
a.
b.
c.
d.
Paternity testing
Gene therapy
Transgenic species
Cloning
Translate the following code into
an polypeptide chain:
AUG GGG UAA
a. Methionine, Glycine, Stop
b. Valine, Alanine, Serine
c. Methionine, Alanine, Stop
d. Alanine, Valine, Serine
The End
Answer Key
1. B
2. D
3. C
4. D
5. A
6. D
7. A
8. B
9. D
10. D
11. C
12. A
13. D
14. B
15. D
16. B
17. A
18. C
19. A
20. A