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Topic Gene expression
Asked 2 times across 2 UPSC exams over 31 years (1986–2017), peaking in 1986.
Key insights
- Most tested in CSE — 1 of 2 PYQs
- Most asked in 1986
- Recurs across 2 years (1986–2017)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1986 → CDS 2017
How the concept evolved
Long-running — most appearances (1 of 2) predate 2016, and it still returns.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CDS2017
The process of copying genetic information from one strand of DNA into RNA is termed as
- A translation
- B transcription ✓
- C replication
- D mutation
✓ Correct answer: (B)
Science & Technology › Biology & Health
CSE1986
Influence of genes in controlling the activity of living organisms is through
- A Photosynthesis
- B Protein synthesis ✓
- C Vitamins
- D Hormones
✓ Correct answer: (B)
Science & Technology › Biotech & Genetics
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