Analysis of information sources in references of the Wikipedia article "Vida baseada em carbono" in Portuguese language version.
|data= (ajuda)|acessodata= (ajuda)|data= (ajuda)|acessodata=, |arquivodata= (ajuda)|acessodata=, |arquivodata=, |data= (ajuda)|data= (ajuda)Most biological molecules are made from covalent combinations of six important elements, whose chemical symbols are CHNOPS. ... Although more than 25 types of elements can be found in biomolecules, six elements are most common. These are called the CHNOPS elements; the letters stand for the chemical abbreviations of carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur.Verifique data em:
|arquivodata= (ajuda)|acessodata=, |arquivodata= (ajuda)Most biological molecules are made from covalent combinations of six important elements, whose chemical symbols are CHNOPS. ... Although more than 25 types of elements can be found in biomolecules, six elements are most common. These are called the CHNOPS elements; the letters stand for the chemical abbreviations of carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur.Verifique data em:
|arquivodata= (ajuda)|acessodata=, |arquivodata=, |data= (ajuda)