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  • Help me answer: Which one of the following is a wrong statement regarding mutuations?

Which one of the following is a wrong statement regarding mutuations?

  • Option 1)

    Cancer cells commonly show chromosomal aberrations

  • Option 2)

    UV and Gamma rays are mutagens

  • Option 3)

    Change in a single base pair of DNA does not cause mutation

  • Option 4)

    Deletion and insertion of base pairs cause frame - shift mutations

 

Answers (1)

best_answer

 

Mutations -

New species arise from the pre-existing ones in a single generation by sudden appearance of marked genetic variations

- wherein

This is called mutations

 

 

Types of Mutation -

There are three types of mutations

- wherein

  1. Gene mutation
  2. Chromosomal Mutation
  3. Chromosonal numeric mutations

 

 


Option 1)

Cancer cells commonly show chromosomal aberrations

Incorrect

Option 2)

UV and Gamma rays are mutagens

Incorrect

Option 3)

Change in a single base pair of DNA does not cause mutation

Option 4)

Deletion and insertion of base pairs cause frame - shift mutations

Incorrect

Posted by

Aadil

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