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Origin of Species Quiz 1. The process by which a new species evolves is called_____________. a) gene pool b) epistasis c) osmosis d) speciation 2. The Grand Canyon divides a lizard population into two physically isolated populations. This is an example of what type of speciation? a) allopatric b) sympatric c) generic d) A and B 3. A new species is formed when part of a population has been reproductively isolated from the original population and can no longer interbreed with that original population to produce viable offspring. True or False? a) True b) False 4. What would be an example of sympatric speciation? a) A river separates a population of squirrels so the populations on either side can no longer interbreed b) A subset of a population of flies that would normally lay eggs on Hawthorn trees begin laying eggs on apple trees until the fly’s breeding period begins to match that of the apple tree’s fruit maturation period. c) A population of frogs located in a pond near a polluting factory begins to develop mutations. d) All of the above 1 5. Macroevolution is the evolution of an individual organism over its lifespan. True or False? a) True b) False 6. A mule—the hybrid offspring of a horse and a donkey—cannot produce viable offspring itself. This is an example of a ______________ reproductive barrier. a) prezygotic b) postzygotic c) temporal d) posttraumatic 7. The “bindin” protein found in the sperm of one population of sea urchin only will bind to an egg from the same species. This is an example of a ____________ reproductive barrier. a) prezygotic b) postzygotic c) temporal d) posttraumatic 8. A temporal reproductive barrier occurs because two species mate at different times of year. True of False? a) True b) False 9. When a species is physically unable to reproduce with another species, this is an example of _______________ isolation. a) habitat b) mechanic c) temporal d) behavioral 2 10. The blue-footed booby has a specific courtship dance before mating. This is an example of _____________. e) a prezygotic barrier f) behavioral isolation g) a postzygotic barrier h) A and B 3