2 Wrong - The MCS will contain the HindIII and BamHI restriction sites (the BamHI site originates from pQE60). The XhoI restriction site is not lost. It originates from pQE60.
3 Wrong - There is a restriction site of BglII in pQE60-GOI, that is driven from GOI.
4 Right - There are indeed two restriction sites of NcoI in pQE60-GOI, that were driven from pGEM-GOI and from pQE60.
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