Bio 101 Unit 4 Questions and Answers 100% Verified

Bio 101 Unit 4 Questions and Answers 100% Verified What characteristics of Archaeopteryx tell us that it is a link to reptiles and birds? feathers and teeth Given the comparative study of embryology, it is concluded that genes controlling embryonic development are essentially the same. True Members of two different species are never capable of mating. False Which event was not involved in the Permian mass extinction? large meteor impact Shared derived traits are found in all members of the ingroup of a clade. False The fact that DNA is the molecule containing the genetic code for all life on Earth is a part of biochemical evidence. When hiking high in the mountains, you find fossil marine shells lying about. This provides evidence that the mountain top was once under the ocean and has been uplifted. Which of the following lists the levels of taxonomic classification in order from the most inclusive to the least inclusive? domain - kingdom - phylum - class - order When comparing chick and pig embryos, the similar eyes, pharyngeal pouches, and postanal tails are evidence of common ancestry. Similarity due to convergent evolution is called analogy. Evolutionary relationships between organisms are determined by molecular evidence, anatomical homologies, and fossil records. The presence of vestigial organs supports evidence of evolution because the vestigial organ is similar to a functional organ in a related species, having been passed down from a common ancestor. Which geological timescale contains the greatest number of years? eras Which of the following would be considered analogous structures? the wings of a fly and the wings of a sparrow The punctuated equilibrium model of evolution suggests that new species appear suddenly after long periods of time with little to no change. Most dinosaurs became extinct at the end of which of the following periods of the Mesozoic? Cretaceous A shared ancestral characteristic used in cladistics is found in both the outgroup and the ingroup.