Atomos Test Generator Free PYQs ExamsMy practice Log in / Sign up free

Molecular Basis of Inheritance

Previous year questions with solutions · 2000 – 2026

⬇ Free PDF▶ Start practice
168Questions
35Papers covered
5.94%Weightage 2026▼ 59.9% vs last year
’00
’01
’02
’03
’04
’05
’06
’08
’09
’10
’11
’12
’13
’14
’15
’16
’17
’18
’19
’20
’21
’22
’23
’24
’25
’26
Year-wise statistics questions · papers · average per paper · weightage
YearQuestionsPapersAvg / paperWeightage
20266235.94% ▼ 59.9% vs last year
202581814.81% ▲ 68.9% vs last year
202410258.77% ▼ 30.9% vs last year
202381812.70% ▲ 18.8% vs last year
2022142710.69% ▼ 28.8% vs last year
202191915.00% ▲ 87.5% vs last year
20204148.00% ▼ 15.2% vs last year
20195159.43% ▼ 13.5% vs last year
201861610.91% ▲ 3.6% vs last year
201761610.53% ▲ 34.5% vs last year
2016924.57.83% ▲ 70.6% vs last year
2015522.54.59% ▼ 48.6% vs last year
20145158.93% ▲ 65.2% vs last year
20136235.41% ▼ 20.5% vs last year
2012723.56.80% ▲ 117.5% vs last year
2011321.53.12% ▼ 59.8% vs last year
2010723.57.78% ▲ 8.9% vs last year
20094147.14% ▲ 31% vs last year
20083135.45% ▼ 35.6% vs last year
20065158.47% ▼ 11% vs last year
20056169.52% ▼ 12.7% vs last year
200461610.91% ▼ 3.4% vs last year
200371711.29% ▲ 3.2% vs last year
200271710.94% ▲ 29.1% vs last year
20015158.47% ▼ 34.6% vs last year
200071712.96%

159 questions · newest paper first · page 6 of 6

Ques. 151AIPMT 2001

Types of RNA polymerase required in nucleus for RNA synthesis : -

  1. 2
  2. 3
  3. 1
  4. 4
Ques. 152AIPMT 2001

A mutant strain of T4 bacteriophage, R-II, fails to lyse E. coli, but when two strains R-IIX and R-IIY are mixed, they lyse E. coli. What may be the possible reason?

  1. Both strains have different cistrons
  2. Both strains have similar cistrons
  3. It is not mutated
  4. Bacteriophage transforms into wild type
Ques. 153AIPMT 2000

Method of DNA replication in which two strands of DNA separate and synthesize new strands

  1. Conservative
  2. Non conservative
  3. Dispersive
  4. Semiconservative
Ques. 154AIPMT 2000

Which of the following is initiation codon?

  1. AUC
  2. CCU
  3. UAG
  4. AUG
Ques. 155AIPMT 2000

Anticodon occurs in:

  1. DNA
  2. r-RNA
  3. t-RNA
  4. m-RNA
Ques. 156AIPMT 2000

Length of one loop of B-DNA:

  1. 20 nm.
  2. 10 nm.
  3. 3.4 nm.
  4. 0.34 nm.
Ques. 157AIPMT 2000

In three dimensional view the molecule of t-RNA is:

  1. E-shaped
  2. L-shaped
  3. S-shaped
  4. Y-shaped
Ques. 158AIPMT 2000

Similarity in DNA and RNA:

  1. Both have similar sugar
  2. Both are genetic material
  3. Both have similar pyrimidine
  4. Both are polymer of nucleotides
Ques. 159AIPMT 2000

Which is the most important factor for continuity of a species from evolutionary point of view?

  1. Formation of gametes
  2. Synthesis of proteins
  3. Replication of genetic material
  4. None of these