Question

_____ was the first restriction endonuclease was isolated and characterized.

• A. EcoRI
• B. BamHI
• C. Hind II
• D. Sma I

Answer 1

Answer:

C. Hind II

Hind II was the first restriction endonuclease to be isolated and characterized. It cuts the DNA by recognizing a specific sequence of six base pairs. It was isolated from the bacteria called Haemophilus influenzae.