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The organelle pictured is found in cells of and is theorized to have once been an independent organism.
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Which feature would you expect to find in a population in which sexual selection depends on male competition?
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Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?
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Choose the best explanation of the difference between evolution and natural selection. a. natural selection is the idea that species change over time, and evolution is the idea that our world changes over time. b. evolution is the idea that species change over time, and natural selection is the idea that nature changes over time. c. natural selection is the idea that species change over time, and evolution is the idea that the species' food source also changes over time. d. evolution is the idea that species change over time, and natural selection is a mechanism by which evolution takes place.
Answers: 1
what are two abiotic factors that might account for the differences in productivity among the land e...
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