(lc) to find alternate words that better emphasize your point, it is best to use a(n) (5 points) dictionary encyclopedia style book thesaurus

It is best to use a thesaurus to find alternate words that better emphasize your point. 

Okay, biology isn't exactly my strongest subject (it never has been), but i'm pretty sure the answer is nucleotides. dna is made up of nucleotides. each nucleotide contains a phosphate group, a sugar group, and a nitrogen base. there are four different nitrogen bases: adenine (a), thymine (t), guanine (g), and cytosine (c). a always pairs with t, and g always pairs with c.