Biology 112 Exam 1 Study Guide Questions with Verified Solutions

Thomas Malthus is best known for his idea that more offspring are produced in any generation than can possibly survive A theory, to a scientist is an overarching body of knowledge, consisting of facts, observations, and tested hypotheses The HMS Beagle spent most of its five year voyage mapping the coast of S. America The Origin of Species was published in what year? 1859 The "watchmaker analogy" is most closely associated with William Paley The scientist who first proved that extinction took place is Georges Curvier Which of the following scientist(s) actually believed in some form of evolutionary change in organisms? Jean Baptiste LamarkWhich of the following is false regarding scientific inquiry? experiments must be performed The idea of homology is most closely associated with Richard Owen The idea that studying processes happening now can help us understand the past is the idea of uniformitarianism The person who first accurately described fossils as remnants of things that lived in the past was Nicola Steno Charles Darwin got what kind of degree at university? divinity Homologous structures are similar because they were inherited from a common ancestor A good definition for natural selection is differential reproductive success of individuals A good definition for evolution is descent with modificationA scientist is studying the distribution of mule deer and notes that they are confined to the western U.S. You could say that she is engaged in the study of biogeography Many mammals can only see shades of gray, not color. If you examine their genomes, however, there are "broken" genes present that encoded color sensitive photoreceptors in the distant past. These broken genes can be thought of as molecular fossils Horses evolved in N. America. A series of fossils extending back 50 million years have been uncovered that document changes in the horse lineage t