When someone justifies a behavior, he or shea. claims it was a reasonable thing to dob claims it was an important thing to do c punished whoever was responsible for itd rewards who was responsible for it?

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.

More information is needed