Translation and Post-Translational Modification
- Previous year questions on Translation and Post-Translational Modification for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Biochemistry section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 24 live questions in Translation and Post-Translational Modification.
- 6 of 24 questions carry a verified exam year: 2017, 2018, 2019.
- Biochemistry is worth about 16 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 3 Sept 2026.
Q1.Degeneracy of codon means:-
- ACommaless
- BUnambiguity
- COne amino acid having more than one codon✓ Correct answer
- DOne codon coding for more than one amino acid
Q2.Which of the following factors acts as vesicle targeting:
- ARas
- BSec 12
- CRab✓ Correct answer
- DSNARE
Q3.If there are 4 nucleotides instead of 3 in codon, how many amino acids may be formed
- A4
- B16
- C21
- D256✓ Correct answer
Q4.Aminoacyl - tRNA is required for all Except
- AHydroxyproline✓ Correct answer
- BMethionine
- CCystine
- DLysine
Q5.The synthesis of 1 peptide bond involves hydrolysis of
- A1 ATP
- B2 ATPs
- C3 ATPs
- D4 ATPs✓ Correct answer
Q6.In Wobble hypothesis, true statement regarding variation is
- A3 end of anticodon
- B5 end of anticodon✓ Correct answer
- Cm-RNA
- Dt-RNA
Q7.The synthesis of one peptide bond involves hydrolysis of
- A1 ATP & 3 GTP
- B2 ATP & 2 GTP✓ Correct answer
- C3 ATP & 1 GTP
- D4 ATP
Q8.Chaperones are:
- APurine metabolism mediators
- BAntigen presenting cells
- CMediators of post-transitional assembly of protein complexes✓ Correct answer
- DNone of the above
Q9.Degeneracy of codons means
- AMore than one codon for a single amino acid✓ Correct answer
- BTermination of protein synthesis
- CTranscription
- DTranslation
Q10.Which amino acid in a protein acts as a potential O-glycosylation site for attachment of an oligosaccharide unit?
- AGlutamine
- BCysteine
- CSerine✓ Correct answer
- DAspargine
Answer key
Q1: C. One amino acid having more than one codon; Q2: C. Rab; Q3: D. 256; Q4: A. Hydroxyproline; Q5: D. 4 ATPs; Q6: B. 5 end of anticodon; Q7: B. 2 ATP & 2 GTP; Q8: C. Mediators of post-transitional assembly of protein complexes; Q9: A. More than one codon for a single amino acid; Q10: C. Serine.
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