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Genetic Code Questions

Practice 8 Genetic Code questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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8
Total Questions
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4
Easy
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3
Medium
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1
Hard
Practice by Exam:Biology(7)BIOLOGY(1)

About Genetic Code — practice questions, PYQs & concepts

Genetic Code is a frequently-tested topic on Biology, BIOLOGY. ExamTest.live currently lists 8 Genetic Code questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Genetic Code weight in competitive exams

Across our Genetic Code question bank, the largest sources are Biology (7) and BIOLOGY (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Genetic Code questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Genetic Code Questions(1–8 of 8)

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Q1hardmcqBiologyNEET (UG) 20172026
0% accuracy
If there are bases in an RNA that codes for a protein with amino acids, and the base at position is deleted such that the length of the RNA becomes bases, how many codons will be altered?
Q2easymcqBiologyNEET 20192026
0% accuracy
Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant DNA technology?
Q3easymcqBIOLOGYNEET 20192026
From the following, identify the correct combination of salient features of the Genetic Code:
Q4mediummcqBiologyBiology
Which one of the following statements is true for protein synthesis (translation)?
Q5easymcqBiologyBiology
Which one of the following pairs of codons is correctly matched with its function?
Q6mediummcqBiologyBiology
What is NOT true for the genetic code?
Q7mediummcqBiologyBiology
Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet"?
Q8easymcqBiologyBiology
The one aspect which is NOT a salient feature of the genetic code is its being:

Frequently Asked Questions

How many Genetic Code questions are on ExamTest.live?▼
We have 8 Genetic Code questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Genetic Code MCQs free?▼
Yes. All Genetic Code questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Genetic Code questions?▼
Genetic Code questions are commonly asked in Biology, BIOLOGY. You can filter by exam using the links above.
How do I practice Genetic Code questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.