![]() One unit is in Google and the other is in printable form with PDF and PPT. This bundle includes two units on comparing the anatomy of ancient and modern organisms, looking at homologous, analogous, embryological, and vestigial structures as evidence for evolution. The Emu, Ostrich, Cassowary and Penguin are all incapable of flight yet they have wings. Comparative Anatomy Bundle of Online and Printable Units.Blind Mole Rats have tiny eyes that are covered by a thin layer of skin, rendering the eyes useless. ![]() eye structures the present study reveals them to be variously present. variation among species vestigial structures homologous structures 2. Caecilians (Amphibia, Gymnophiona) have been reported to have vestigial eyes. Here I introduce a phylogenetic bracketing approach to the identification of vestigial structures and. ![]() Download Free Lab 23 Evidence Of Evolution Answer Key This volume updates that. The existence of vestigial structures is one of the main lines of evidence for macroevolution. Molecular similarities provide evidence for the shared ancestry of life. Similar anatomy found in different species may be homologous (shared due to ancestry) or analogous (shared due to similar selective pressures).
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