In the polymerization of dna, a phosphodiester bond is formed between a phosphate group of the nucleotide being added and of the last nucleotide in the polymer.

a) the 5' phosphate
b) c6
c) the 3' oh
d) a nitrogen from the nitrogen-containing base

C) the 3' OH

Explanation: OH group of phosphoric acid at carbon 5 reacts with the OH group of of other molecule at carbon 3 with release of H2O, forming two ester bonds.

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse