NEET Botany Molecular Basis of Inheritance Questions Solved


Frameshift mutation occurs when

(1) base is subsituted

(2) base is deleted or added

(3) anticodons are absent

(4) none of these

(2) Frameshift mutation occurs when one or more nucleotides are either added or deleted from DNA.

Example of frameshift mutation due to deletion is as follows:

Original (wild type) message or reading frame

 

CAT

GAT

CAT

GAT

CAT

GAT

CAT

   After Deletion

 

 

 

 

 

 

 

 

CAT

GAT

ATG

ATC

ATG

ATC

AT

 

 

 

             Message out of frame

Difficulty Level:

  • 16%
  • 75%
  • 6%
  • 5%