Q.

Hind II always cuts DNA molecules at a particular point called recognition sequence and it consists of            [2024]

1 8 bp  
2 6 bp  
3 4 bp  
4 10 bp  

Ans.

(2)

Hind II was the first discovered restriction endonuclease enzyme. It was isolated from bacterium Haemophilus influenzae Rd. It cuts DNA molecules at a particular point by recognising a specific sequence of six base pairs. This specific sequence is known as the recognition sequence for Hind II. It produces blunt ends.