1. (a) Hydrogen bonding(b) Show two bonds between thymine and adenine and three bonds between cytosine and guanine in the correct positions.(c) A sugar (deoxyribose) and a phosphate group. (d) The phosphate of one nucleotide covalently bonds to the –OH of the deoxyribose on the next nucleotide by a condensation reaction to form a backbone of -sugar-phosphate-sugar- phosphate-.2. (a) The triplet code is the sequence...