Which element is found in nucleic acids but not in amino acids

Phosphorus

Explanation:

idk amino acids contain carbon hydrogen oxygen and nitrogen as well as sulfur sometimes

nucleic acids contain phosphorus as well as carbon hydrogen and nitrogen

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.