Q.1
The subunit association with the mRNA occurs before tRNA recruitment in the case of both eukaryotes and prokaryotes.
  • a) True
  • b) False
Q.2
Eukaryotic mRNA generally codes for a single protein because the eukaryotic translation includes ____________
  • a) A single ORF
  • b) Monocistronic codons
  • c) Polycistronic codons
  • d) Starts at the first triplet codon
Q.3
The same number of auxiliary proteins is used to drive the initiation process of both prokaryotes and eukaryotes.
  • a) True
  • b) False
Q.4
The first amino acid to be incorporated in the eukaryotic polypeptide is ___________
  • a) Methionine
  • b) Valine
  • c) N-formyl methionine
  • d) N-acyl valine
Q.5
Which of the following eukaryotic proteins is an analog of IF2-GTP?
  • a) eIF2B-GTP
  • b) eIF2-GTP
  • c) eIF5B-GTP
  • d) eIF4G
Q.6
Recognition of mRNA bypre-initiation complex is mediated by the enzyme ___________
  • a) eIF2-GTP
  • b) eIF4F
  • c) eIF5B-GTP
  • d) eIF1
Q.7
Which of the following protein interacts with the eIFfor recruiting the pre-initiation complex to the mRNA?
  • a) eIF1
  • b) eIF2
  • c) eIF3
  • d) eIF4
Q.8
mRNA scanning is a cost-effective mechanism.
  • a) True
  • b) False
Q.9
The initiation factors are closely associated with theend of mRNA through the initiation between the eIFand the ___________
  • a) Poly A tail
  • b) Poly A binding proteins
  • c) Small subunit of ribosome
  • d) Large subunit of ribosome
Q.10
IREs for the process of translation is present in viruses. Their function resembles that of eukaryotic ribosome.
  • a) True
  • b) False
Q.11
How many types of point mutations are able to alter the Genetic code?
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.12
The alterations that change a codon specific for one amino acid to a codon specific for another amino acid is known as ___________
  • a) Missense mutation
  • b) Nonsense mutation
  • c) Frame shift mutation
  • d) Reverse Mutation
Q.13
Which of the following disease is caused by missense mutation?
  • a) Thalassemia
  • b) Sickle cell anemia
  • c) Hemophilia
  • d) Cystic fibriosis
Q.14
Nonsense mutation is also known as ___________
  • a) Missense mutation
  • b) Frame shift mutation
  • c) Stop mutation
  • d) Reverse mutation
0 h : 0 m : 1 s