depends if youre on plato or another site
commensalism is the correct answer
heres what i found
nucleic acids are biomolecules containing hydrogen, oxygen, nitrogen, carbon and phosphorous. nucleic acids are polymers made from individual monomers called nucleotides. nucleotides consist of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base.
have a goed day
i think its c. the long neck of a giraffe
according to his second...