Which of the enzymes below produce blunt ends?

a. XbaI

b. Pstl

c. EcoRV

d. BamHI

c. EcoRV

Explanation:

EcoRV -

It is the type 2 restriction endonuclease which is isolated from the strains of the E. Coli.

EcoRV is one of the commonly restriction enzyme.

It lead to blunt ends, and these blunt ends can be ligated into the blunt cloning site but with less efficiency than the sticky ends.

Hence, the enzyme which produces blunt ends is c. EcoRV.