MCQ on Translation
in Prokaryotes and Eukaryotes
1. Which of
the following is the correct statement regarding translation?
a) DNA dependent
protein synthesis
b) RNA dependent protein synthesis
c) RNA dependent nucleotide synthesis
d) DNA dependent amino acid synthesis
2. Which of
the following is true regarding the site of prokaryotic and eukaryotic
translation?
a) the site of prokaryotic and eukaryotic
translation is cytoplasm
b) Eukaryotic translation occurs in nucleus
whereas prokaryotic translation occurs in cytoplasm
c) Both prokaryotic and eukaryotic translation
occurs in nucleus
d) Eukaryotic translation occurs in nucleus
whereas prokaryotic translation occurs in nucleoid region
3. Which of
the following is true regarding the mRNA for translation in prokaryotes and
eukaryotes?
a) mRNA is
polycistronic in Prokaryotes and has extensive mRNA processing where as mRNA is
monocistronic in Eukaryotes and has little mRNA processing
b) mRNA is polycistronic in both Prokaryotes
and eukaryotes where as extensive mRNA processing occurs in eukaryotes and
little mRNA processing in prokaryotes
c) mRNA is polycistronic in Prokaryotes and
has little mRNA processing where as mRNA is monocistronic in Eukaryotes and has
extensive mRNA processing
d) mRNA is monocistronic in both Prokaryotes
and eukaryotes where as extensive mRNA processing occurs in both eukaryotes and
prokaryotes
4. The ribosomes
involved in translation in Prokaryotes and eukaryotes is
a) 50S and 30S in prokaryotes and 60S and 40S
in Eukaryotes
b) 80S in Prokaryotes and 70S in Eukaryotes
c) 60S and 30S in prokaryotes and 60S and 40S
in Eukaryotes
d) 60S and 40S in prokaryotes and 60S and 50S
in Eukaryotes
5. All the
following are true regarding translation initiation in prokaryotes and
eukaryotes except
a) Ribosome small sub unit binds to Shine Dalgarno sequence in prokaryotes
whereas Ribosome small sub unit binds to the 5’ 7MeG cap of eukaryotic mRNA
b) Ribosome small sub unit binds to Shine Dalgarno sequence in prokaryotes
whereas Ribosome small sub unit binds to the Kozak sequence of eukaryotic mRNA
c) SD sequence is a conserved sequence in
Prokaryotic mRNA whereas Kozak sequence is a conserved sequence in Eukaryotic
mRNA
d) In both prokaryotes and eukaryotes,
ribosome large sub unit binds only after binding of small sub unit with mRNA
6. During translation
initiation, initiator tRNA is
a) fMet tRNA in Eukaryotes and Met tRNA in
Prokaryotes
b) Met tRNA in Eukaryotes and fMet tRNA in
Prokaryotes
c) Met tRNA in
Eukaryotes and Prokaryotes
d) fMet tRNA in Prokaryotes and eukaryotes
7. IF2 in
prokaryotes and eIF2 in eukaryotes assists in
a) Preventing binding of large ribosomal sub unit
b) Preventing premature entry of tRNA to A
site
c) Delivering initiator tRNA to ribosomal
small sub unit
d)All of the above
8. All the
following statements regarding translation elongation is correct except
a) EF-Tu bringing aminoacyl-tRNA (aa-tRNA) to
A site of the ribosome in Prokaryotes
eEF1α bringing aminoacyl-tRNA (aa-tRNA) to A
site of the ribosome in eukaryotes
b) In Prokaryotes, EF-Ts is involved in translocation
In Eukaryotes, eEF2 is involved in translocation
c) In Prokaryotes, EF P is involved in peptide
bond formation
In Eukaryotes, EEIF5A is involved in peptide bond formation
d) In Eukaryotes, eEF1 βϒ : generates active
eEF1α
In Prokaryotes, EF-Ts is also involved in recycling
EF Tu
9. Which of
the following is the correct statement regarding termination of translation in
prokaryotes and eukaryotes?
a) Stop anti codon with tRNA binds to corresponding
3 stop codons in both prokaryotes and eukaryotes
b) 3 release factors binds to all 3 stop codons
in both prokaryotes and eukaryotes
c) RF2 recognizes all 3 stop codons in
prokaryotes and RF 1 recognizes all 3
stop codons in eukaryotes
d) 3 release factors in prokaryotes and 1 RF in
eukaryotes
10. Extensive
Post translational modification (PTMs) is
a) common in both prokaryotes and Eukaryotes
b) rare in prokaryotes and common in Eukaryotes
c) rare in both prokaryotes and Eukaryotes
d) None of the above
Answers
1. b) RNA dependent protein synthesis
2. a) the site of prokaryotic and eukaryotic
translation is cytoplasm
3. c) mRNA is polycistronic in Prokaryotes and
has little mRNA processing where as mRNA is monocistronic in Eukaryotes and has
extensive mRNA processing
4. a)50S and 30S in prokaryotes and 60S and 40S
in Eukaryotes
5. b) Ribosome small sub unit binds to Shine Dalgarno sequence in prokaryotes
whereas Ribosome small sub unit binds to the Kozak sequence of eukaryotic mRNA
6. b) Met tRNA in Eukaryotes and fMet tRNA in
Prokaryotes
7. c) delivering initiator tRNA to ribosomal
small sub unit
8. b) In Prokaryotes, EF-Ts is involved in
translocation
In Eukaryotes, eEF2 is involved in translocation
9. d) 3 release factors in prokaryotes and 1 RF
in eukaryotes
10. b) rare in prokaryotes and common in
Eukaryotes
Tags:
MCQ on Translation in Eukaryotes and Prokaryotes igcse
MCQ on Translation in Eukaryotes and Prokaryotes neet
mcqbiology
Multiple choice on Translation in Eukaryotes and Prokaryotes A level
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