ANTH 1001 Chapter : ANTH 10 21 11
Document Summary
Homology- the name giving to a shared trait by two species because of a decent from a common ancestor. (homologous trait) similarities in forearms in mammals (humans, dogs, horses, and whales) Analogy- similarity in structures bases on a common functional adaptation. (wings from: insects, reptiles, bats, and birds. ) Ancestral: primitive (trait that has not changed from ancestral condition [human hands] Species- (phylogenetic species concept) groups that share a common traits (derived homology) based on descent. Intra: difference in a species because of sex, age, geography.
