WorksheetsDNA, RNA, Transcription, Translation Test
Total questions: 30
Worksheet time: 19mins
Name
Class
Date
1.
A nucleotide does NOT contain
a)
a sugar
b)
polymerase
c)
a nitrogen base
d)
a phosphate group
2.
What type of macro-molecules are DNA and RNA?
a)
Protein
b)
Carbohydrate
c)
Nucleic Acid
d)
Lipid
3.
In eukaryotes, DNA is located in the
a)
cytoplasm
b)
nucleus
c)
cell membrane
d)
ribosome
4.
In prokaryotes, DNA is located in the
a)
cytoplasm
b)
nucleus
c)
cell membrane
d)
ribosome
5.
The four nitrogenous bases of DNA are
a)
Adenine, guanine, cytosine, and uracil
b)
Adenine, guanine, cytosine, and thymine
c)
Adenine, guanine, ribose and deoxyribose
d)
Adenine, deoxyribose, cytosine, and uracil
6.
Which of the following would be a nucleotide found in DNA
a)
Ribose + phosphate + uracil
b)
Deoxyribose + phosphate + uracil
c)
Deoxyribose + phosphate + adenine
d)
Ribose + phosphate + adenine
7.
Which of the following would copmlete the mRNA strand for CAG (DNA)
a)
CAG
b)
AUG
c)
GUC
d)
UAC
8.
An RNA molecule is
a)
double helix
b)
always double stranded
c)
usually double stranded
d)
single stranded
9.
An mRNA molecule is produced in the step of protein synthesis:
a)
replication
b)
transcription
c)
duplication
d)
translation
10.
Anticodons on tRNA pair with
a)
mRNA condons
b)
tRNA condons
c)
DNA condons
d)
amino acids
11.
In mRNA, each codon specifies a particular
a)
nucleotide
b)
amino acid
c)
purine
d)
pyrimidine
12.
All macro-molecules are made of building blocks called monomers. What are the building blocks of nucleic acids, like DNA and RNA, called?
a)
nucleotides
b)
nitrogen bases
c)
sugar-phosphate
d)
A-T-C-G
13.
Cells secrete proteins, often as enzymes, that have been engineered or directed by the DNA in the nucleus. Which process are involved in protein synthesis?
a)
transfer to RNA, then to amino acids
b)
transcription into RNA, then to amino acids
c)
replication of DNA, then transcription into enzymes
d)
translation into RNA, then replication into DNA
14.
Protein synthesis is a process that uses DNA, RNA and ribosomes to build proteins, The protein are built from their building blocks. What are the building blocks of proteins called?
a)
nucleotides
b)
proteins
c)
amino acids
d)
carbohydrates
15.
Which of the following statements best summarizes the first step of protein synthesis?
a)
mRNA to protein
b)
ribosomes to nucleus
c)
protien to DNA
d)
DNA to mRNA
16.
Where in the cell does the fist step of protein synthesis take occur?
a)
in the cell membrane
b)
on the rough ER
c)
in the nucleus
d)
at the ribososmes
17.
What is the name given to the first step of protein synthesis?
a)
transcription
b)
translation
c)
translocation
d)
protein synthesis
18.
In addition to mRNA and a ribosome, what other macromolecule is needed in the second step of protein synthesis?
a)
lipids
b)
tRNA
c)
DNA
d)
carbon dioxide
19.
The second step of protein synthesis is best summarized by which of the following?
a)
mRNA to DNA
b)
DNA to protein
c)
mRNA to protein
d)
nucleus to ribosome
20.
Where in the cell does the second step of protein synthesis occur?
a)
in the DNA
b)
in the nucleus
c)
in the Golgi Apparatus
d)
at the ribosome
21.
What is the name of the second step of protein synthesis?
a)
transcription
b)
translation
c)
transportation
d)
protein synthesis
22.
If an mRNA codon is AGU, which of the following would be the appropriate tRNA anticodon?
a)
TCA
b)
UGA
c)
AGU
d)
UCA
23.
What step in protein synthesis comes before translation?
a)
mRNA is used to make a protein
b)
mRNA is made from DNA
c)
Ribosome makes protein
d)
tRNA connects to mRNA
24.
Which of the following is the complementary mRNA strand for this strand of DNA? ATT-GCG-AGT
a)
UAA-CGC-TCA
b)
UAA-GCG-UCA
c)
UAA-CGC-AGT
d)
UAA-CGC-UCA
25.
What bonds hold DNA bases together?
a)
nitrogen bonds
b)
hydrogen bonds
c)
phosphorus bonds
d)
carbon bonds
26.
The backbone of DNA molecule is made of:
a)
A-T-C-G
b)
mRNA
c)
sugar and phosphate
d)
ribose sugar
27.
The sugar in RNA is:
a)
Uracil
b)
Thymine
c)
Ribose
d)
Deoxyribose
28.
How many bases are in one codon?
a)
1
b)
2
c)
3
d)
4
29.
Using the codon identify the amino acid sequence:
AUG-GGC-ACC-UCA-UGA
AUG-GGC-ACC-UCA-UGA
a)
MET-GLU-VAL-TYR-STOP
b)
MET-GLY-THR-SER-STOP
c)
MET-SER-THR-GLY-STOP
d)
MET-LYS-ASN-STOP
30.
Using the codon identify the amino acid sequence:
AUG-CCA-GUA-GGG-UAA
AUG-CCA-GUA-GGG-UAA
a)
MET-HIS-ALA-GLY-STOP
b)
MET-PRO-GLY-VAL-STOP
c)
MET-PRO-VAL-GLY-STOP
d)
MET-THR-SER-ASP-STOP
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