STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

Statement $I:$

Restriction endonucleases recognise specific sequence to cut DNA known as palindromic nucleotide sequence.

Statement $II:$

Restriction endonucleases cut the $DNA$ strand a little away from the centre of the palindromic site.

In the light of the above statements, choose the most

appropriate answer from the options given below :

Here $A$ and $B$ refers to