How many nucleotides will be present in a DNA of 20000 base pairs

1.  4000

2.  40000

3.  20000

4.  2000

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4
Correct Answer :

40000


Explanation :
No Explanation available for this question

How many spirals (twins or helices) a DNA of 2000 base pairs will have

1.  2000

2.  4000

3.  200

4.  45.5

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4
Correct Answer :

200


Explanation :
No Explanation available for this question

How many nucleotides are present in one spiral of DNA

1.  5

2.  10

3.  20

4.  25

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4
Correct Answer :

20


Explanation :
No Explanation available for this question

Genes are not found in pairs in

1.  sperm cell

2.  fertilized egg

3.  muscle

4.  epithelial cell

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4
Correct Answer :

sperm cell


Explanation :
No Explanation available for this question

Concept of gene was given by

1.  Sutton

2.  Boveri

3.  Sutton and Boveri

4.  Morgan

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4
Correct Answer :

Sutton


Explanation :
No Explanation available for this question

Genes are seen by

1.  electron microscope

2.  phage contrast microscope

3.  spectroscopy

4.  None of the above

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4
Correct Answer :

None of the above


Explanation :
No Explanation available for this question

The one aspect which is not a salient feature of genetic code, is its being

1.  specific

2.  degenerate

3.  ambiguous

4.  universal

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4
Correct Answer :

ambiguous


Explanation :
No Explanation available for this question

Select the two correct statements out of the four (I-IV) given below about Lac operon I. Glucose or galactose may bind with the repressor and inactivate it. II. In the absence of lactose the repressor binds with the operator region. III. The z-gene codes for permease. IV. This was elucidated by Francois Jacob and Jacque Monod.

1.  I and II

2.  II and III

3.  III and IV

4.  IV and I

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4
Correct Answer :

I and II


Explanation :
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The process of removal of introns and joining of exons is called

1.  capping

2.  tailing

3.  termination

4.  initiation

5.  splicing

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5
Correct Answer :

splicing


Explanation :
No Explanation available for this question

The process of copying genetic information from one strand of the DNA into RNA is termed as

1.  translation

2.  transamination

3.  replication

4.  transcription

5.  deamination

View Answer  
5
Correct Answer :

transcription


Explanation :
No Explanation available for this question
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