Amphibians have gills when they are young or they breathe through their skin. Adult amphibians either have lungs or continue to breathe through their skin.Amphibians have three ways of breathing. The first is with gills, seen on tadpoles and salamanders that do not leave the water. The second isâ¦.
Homology involves the theory that macroevolutionary relationships can be proven by the similarity in the anatomy and physiology of different animals. Since Darwin, homology has been cited in textbooks as a major proof for evolution. A review of the literature on homology indicates that the theory does not provide evidence for evolutionary naturalism, and that the common examples of homology can be better explained by Creation.
autologous - derived from organisms of the selfsame individual; autologous blood donation. 1  heterologous - derived from organisms of a different but related species; a heterologous graft. homologous - corresponding or similar in position or structure or function or characteristics; especially derived from an organism of the same species; a homologous tissue graft.