Biochemical taxonomy of South American amphibians by means of skin amines and polypeptides. [Please select]
0
Cei (1963) and Cei and Erspamer (1966) noted that phyllomedusine frogs differ notably from other Neotropical hylids on the basis of the amines and polypeptides in the skin. [Please select]
0
By the action of nitrous acid upon the salts of the primary organic amines the so-called diazo compounds are formed. [Please select]
Do you have a better example in your mind? Please submit your sentence!