Fill up the blanks and select the correct option.
(i) EcoRl cuts the DNA between bases_______only when the sequence______is present in the DNA duplex.
(ii) Disruption of the cell membrances can be achieved by treating the bacterial cells, plant cells and fungal cells with enzymes respectively_______,________and ______.
(iii) Since DNA has a_______charge, it moves towards the__________of the electrophoretic chamber.