<prompt> Complimentary sequence of 5 GCACC 35 CCACG35 CGTGG 33 GGTGC 55GGTGC 3  <response>: Ans: d 5 GGTGC 3 Ref: Lippincott 3rd edp. 395.Adenine A always pairs with Thiamine T.There are 2 Hydrogen bonds between A and T.CytosineC always pairs with Guanine G.There are 3 Hydrogen bonds between C and G.Complementary sequence of 5-3 end always proceeds from 3-5.Therefore,5GCACC 3 Complements 3CGTGG 5This can also be rewritten in 5 - 3 as5 GGTGC 3 