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In 1980, scientists proposed a hypothesis that suggested that a meteorite struck earth and caused the mass extinction that included the dinosaurs. why are new hypotheses often criticized?
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Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called
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Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome
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Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass
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In 1980, scientists proposed a hypothesis that suggested that a meteorite struck earth and caused th...
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