A)pBR322b)pBluescript c)λ bacteriophagevectors d)pUC19 4 ﹒ Anormal λ bacteriophageproduces:a)clearplaquesb)turbidplaques.8 ﹒ Whichofthefollowingisresponsible λ DNAintoE ﹒ colichromo some:a)excisionaseb)integrase.D)productionof λ headandtailproteins 12 ﹒ λ ......