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WorksheetsProtein Synthesis 2
Total questions: 30
Worksheet time: 20mins
Name
Class
Date
1.
The enzyme that produces RNA in Transcription is called
a)
RNA Polymerase
b)
DNA Polymerase
c)
Transcriptase
d)
RNA Intrase
2.
What is the location of Translation?
a)
Golgi Apparatus
b)
Smooth ER
c)
Ribosome
d)
Nucleus
3.
Proteins are essentially long chains of _______ that fold into a functional product.
a)
Ribosomes
b)
Amino acids
c)
tRNA
d)
mRNA
4.
Segment of DNA: CCC GGG AAA
Provide the mRNA sequence:
Provide the mRNA sequence:
a)
CCC GGG AAA
b)
GGG CCC TTT
c)
GGG CCC UUU
5.
What is responsible for bringing amino acids to the ribosome?
a)
tRNA
b)
pRNA
c)
mRNA
d)
RNA Polymerase
6.
Protein Synthesis begins in which cell location?
a)
Ribosome
b)
Golgi Apparatus
c)
Rough ER
d)
Nucleus
7.
The result of transcription is ....
a)
A mRNA molecule
b)
An amino acid chain
c)
A fully functional protein
d)
An exact copy of DNA
8.
This image is most likely showing...
a)
Transcription
b)
Translation
c)
mRNA processing
d)
Post Translational Modification
9.
Which statement is true about RNA?
a)
RNA has base uracil
b)
RNA is double stranded
c)
RNA holds All the instructions for life
d)
RNA has the base thymine
10.
What is the purpose of transcription?
a)
make 2 new cells
b)
convert DNA to RNA
c)
copy DNA
d)
make proteins
11.
Convert the DNA sequence into mRNA
TAC CTT
TAC CTT
a)
AUG GAA
b)
TAC CTT
c)
ATG GAA
d)
AGA CTT
12.
One codon is composed of how many RNA bases
a)
2
b)
3
c)
4
d)
5
13.
What is the purpose of translation?
a)
make 2 new cells
b)
convert DNA to RNA
c)
copy DNA
d)
make proteins
14.
Translation is performed by:
a)
Ribosomes
b)
Mitochondria
c)
Golgi Bodies
d)
Endoplasmic Reticulum
15.
When translating mRNA to amino acids, you start at the start codon which is...
a)
GGA
b)
AUG
c)
CUA
d)
ACC
16.
Which amino acid pairs with the codon GUA
a)
Val
b)
Ile
c)
Asp
d)
Gly
17.
When DNA is transcribed to RNA....
a)
A pairs with U
b)
G pairs with U
c)
C pairs with T
d)
A pairs with C
18.
What type of RNA carries the DNA message out of the nucleus to the ribosomes?
a)
mRNA
b)
tRNA
c)
rRNA
19.
Which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
20.
What would the amino acid sequence be from a mRNA with the following sequence:
AUGCAGCAAUGG
AUGCAGCAAUGG
a)
met-gln-gln-trp
b)
met-gln-gln-stop
c)
tyr-val-val-thr
d)
gln-gln-trp
21.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
22.
_______ is made during transcription and ________ is made during translation.
a)
mRNA / a protein
b)
a protein / mRNA
c)
Ribosome / Nucleus
d)
mRNA / tRNA
23.
What sugar is found in RNA?
a)
ribose
b)
glucose
c)
deoxyribose
d)
sucrose
24.
The codon is located on the
a)
DNA
b)
mRNA
c)
tRNA
d)
rRNA
25.
What is the correct amino acid sequence for the mRNA code AUGCCA
a)
Met-Leu
b)
Met-Pro
c)
Tyr-Gly
d)
Tyr-Pro
26.
mRNA is important, because it __________.
a)
Carries info from genes to ribosomes
b)
Carries amino acids to ribosomes
c)
Helps with RNA splicing
d)
Makes up ribosomes
27.
What is the term for a three nucleotide sequence that codes for an amino acid? For example: AUG
a)
Nitrogen base
b)
Codon
c)
Amine
d)
Phosphate group
28.
What is one major difference between DNA and RNA?
a)
DNA is single stranded
b)
RNA contains the sugar deoxyribose
c)
DNA contain the nitrogen base Thymine
d)
RNA is double stranded
29.
Nucleotides are made up of a sugar, a phosphate and this....
a)
mRNA
b)
tRNA
c)
Nitrogen Base
d)
Peptide bond
30.
A certain gene codes for a polypeptide that is 120 amino acids long. Approximately how many nucleotides long is the mRNA that codes for this polypeptide likely to be?
a)
360
b)
480
c)
40
d)
30
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