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Solution


Q.

DNA fingerprinting involves identifying differences in some specific regions in DNA sequence, called as          [2021]
1 polymorphic DNA  
2 satellite DNA  
3 repetitive DNA  
4 single nucleotides  

Ans.

(3)

DNA fingerprinting involves identifying differences in some specific regions in DNA sequence called as repetitive DNA, as in these sequences a small stretch of DNA is repeated many times.