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Charles Darwin Fossils Evidence Darwin’s Theory $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500 Patterns of Genetic Speciation Evolution Equilibrium 1 ~ $100 Answer The three types of fossils. 1 ~ $100 Question What are Imprints, Casts, and Molds? 1 ~ $200 Answer The ___ of fossils is determined from their position in the rock. 1 ~ $200 Question What is relative age? 1 ~ $300 Answer Fossils are found most commonly in layers of ___ rock. 1 ~ $300 Question What is sedimentary? 1 ~ $400 Answer The amount of carbon-14 left in a fossil after 22,920 years. 1 ~ $400 Question What is 1/16? 1 ~ $500 Answer The amount of nitrogen-14 in a fossil after 17,190 years. 1 ~ $500 Question What is 7/8? 2 ~ $100 Answer Structures that are embryologically similar. 2 ~ $100 Question What are homologous structures? 2 ~ $200 Answer A functionless structure that may be homologous to useful structures in other species. 2 ~ $200 Question What is a vestigial organ? 2 ~ $300 Answer ___ reveals the exact number of differences between organisms of different species. 2 ~ $300 Question What is Biochemistry? 2 ~ $400 Answer The finches that Darwin collected were similar because they all shared a ___. 2 ~ $400 Question What is a common ancestor? 2 ~ $500 Question The two proteins that are most commonly used for biochemical testing to compare the evolution of two organisms. 2 ~ $500 Question What are Hemoglobin & Cytochrome C? 3 ~ $100 Answer Darwin’s position on the Beagle. 3 ~ $100 Question What is naturalist? 3 ~ $200 Answer An inherited variation that increases an organism’s chance of survival in a particular environment. 3 ~ $200 Question What is adaptation? 3 ~ $300 Answer The process by which organisms with favorable variations survive and reproduce at a higher rate. 3 ~ $300 Question What is natural selection? 3 ~ $400 Answer The ability of an organism to survive and reproduce in an environment. 3 ~ $400 Question What is fitness? 3 ~ $500 Answer The first systematic presentation of evolution was put forth by ___. 3 ~ $500 Question Who is Jean LeMarck? 4 ~ $100 Answer The evolution of the Galápagos finches is an example of ___. 4 ~ $100 Question What is divergent evolution? 4 ~ $200 Answer An evolutionary pattern in which many species evolve from a single ancestral species. 4 ~ $200 Question What is adaptive radiation? 4 ~ $300 Answer The evolution of dolphins and sharks is an example of ___. 4 ~ $300 Question What is convergent evolution? 4 ~ $400 Answer The process by which two or more species change in response to each other. 4 ~ $400 Question What is coevolution? 4 ~ $500 Answer An anteater develops a longer nose in response to ants digging deeper into the soil. This is an example of ___. 4 ~ $500 Question What is coevolution? 5 ~ $100 Answer The movement of genes into or out of a population. 5 ~ $100 Question What is gene flow? 5 ~ $200 Answer The single most significant factor disrupting genetic equilibrium. 5 ~ $200 Question What is natural selection? 5 ~ $300 Answer The type of selection that favors the intermediate form of an organism. 5 ~ $300 Question What is stabilizing selection? 5 ~ $400 Answer There are 80 red flowers out of a population of 100 flowers. The rest of the flowers are white. q=? 5 ~ $400 Question What is 0.45? 5 ~ $500 Answer 22 ducks in a population of 50 have small bills. The number of ducks with medium-sized bills is ___. 5 ~ $500 Question What is 22? 6 ~ $100 Answer The formation of a new species. 6 ~ $100 Question What is speciation? 6 ~ $200 Answer A theory that speciation may occur during brief periods of rapid genetic change. 6 ~ $200 Question What is punctuated equilibrium? 6 ~ $300 Answer A highway is built across an abandoned field. This can lead the ___ of some species. 6 ~ $300 Question What is geographic isolation? 6 ~ $400 Answer The inability of formerly interbreeding organisms to produce offspring. 6 ~ $400 Question What is reproductive isolation? 6 ~ $500 Answer Disruption of genetic equilibrium leads to changes in the ___ of a population. 6 ~ $500 Question What is gene pool? A shift in allele frequencies in a population due to random events or chance. 30 Seconds What is genetic drift?