Biology · PYQ NEET UG 2019(1)

Following statements describe the characteristics of the enzyme restriction endonuclease. Identify the INCORRECT statement.

1. The enzyme cuts the sugar - phosphate backbone at specific sites on each strand.
2. The enzyme recognizes a specific palindromic nucleotide sequence in the DNA.
3. The enzyme cuts DNA molecule at identified position within the DNA.
4. The enzyme binds DNA at specific sites and cuts only one of the two strands.