Label the following nucleotide. Circle the structure that stay the same in all nucleotides in DNA.

dillontj

lai_sizhen_ester

kurutza

dsenard

eortiz

eobenauer

tawanda.shoniwa

swarnapraba_karthigaihini_poonsolai

zazalogic

kdrayer

david.chaple

baukalife08

sera

amjadaziz

donnieoneshot

bnelson

isaxe

t.thomas

bamboomer20