Search Results for: Residues resulting from treatment of animal
patterns ( ); c. sachs, the wellsprings of music ( ). scale, in zoology, an outgrowth, either bony or horny, of the skin of an animal. the major component of the scales of fishes is bone, and they are formed directly in the skin membrane as the fish grows. the number of rows of scales, as well as the
kind, figures in the identification of a species. the growth of the scales is marked by rings, which aid in determining the age of the fish. the placoid scales of sharks, which have a dentine base with a pulp cavity, are thought to be similar to the forms from which the teeth of the higher vertebrates...
https://encyclopedia2.thefreedictionary.com/scale