Which of the following DNA sequence is recognized by EcoRI restriction enzyme
1
5' -GAATTC - 3'
3' -CTTAAG - 5'
3' -CTTAAG - 5'
2
5' -GAGTTC - 3'
3' -CTCAAG - 5'
3' -CTCAAG - 5'
3
5' -GGATTC - 3'
3' -CCTAAG - 5'
3' -CCTAAG - 5'
4
5' -GAAAAC - 3'
3' -CTTTTG - 5'
3' -CTTTTG - 5'
5
Not Attempted