Select the correct option: 

Direction of
RNA synthesis
Direction of reading of the
template DNA strand
1. 5'-3' 3' - 5'
2. 3'-5' 5' - 3'
3. 5' - 3' 5' - 3'
4. 3' - 5' 3' - 5'

1. 1 2. 2
3. 3 4. 4

Subtopic:  Transcription:II | Transcription |
 75%
From NCERT
AIPMT - 2014
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Commonly used vectors for human genome sequencing are:

1. T-DNA 2. BAC and YAC
3. Expression Vectors 4. T/A cloning Vectors
Subtopic:  Human Genome Project |
 92%
From NCERT
AIPMT - 2014
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Which enzyme(s) will be produced in a cell in which there is a non-sense mutation in the lac Y gene?

1.  Lactose permease
2.  Transacetylase
3.  Lactose permease and transacetylase
4.  β - galactosidase

Subtopic:  Gene Regulation: Lac Operon |
From NCERT
AIPMT - 2013
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Removal of RNA polymerase III from nucleoplasm will affect the synthesis of:
1. tRNA
2. hnRNA
3. mRNA
4. rRNA

Subtopic:  Transcription: IV | Transcription |
 79%
From NCERT
AIPMT - 2012
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PCR and Restriction Fragment Length Polymorphism are the methods for:

1. Study of enzymes

2. Genetic transformation

3. DNA sequencing

4. Genetic fingerprinting

Subtopic:  DNA Fingerprinting |
 73%
From NCERT
AIPMT - 2012
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Which one of the following is not part of a transcription unit in DNA?

1. The inducer

2. A Terminator

3. A promoter

4. The structural gene

Subtopic:  Transcription: III | Transcription |
 85%
From NCERT
AIPMT - 2012
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If one strand of DNA has the nitrogenous base sequence as ATCTG, what would be the complementary RNA strand sequence?

1. TTAGU

2. UAGAC

3. AACTG

4. ATCGU

Subtopic:  Transcription: III | Transcription |
 93%
From NCERT
AIPMT - 2012
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Removal of introns and joining of exons in a defined order during transcription is called:

1. Looping

2. Inducing

3. Slicing

4. Splicing

Subtopic:  Transcription: IV | Transcription |
 87%
From NCERT
AIPMT - 2012
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What are those structures that appear as 'beads-on-string' in the chromosomes when viewed under an electron microscope?
1. Nucleotides
2. Nucleosomes
3. Base pairs
4. Uracil
Subtopic:  DNA Packaging |
 91%
From NCERT
AIPMT - 2011
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Which one of the following also acts as a catalyst in a bacterial cell?

1.  sn RNA

2.  hn RNA

3.  23 S rRNA

4.  5 S rRNA

Subtopic:  Translation Mechanism |
 86%
From NCERT
AIPMT - 2011
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