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An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?
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Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing
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Biology, 22.06.2019 13:00
Which type of landform forms at the plate boundary as a result of divergent stress
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A. Energy is stored in coal.
B. Coal f...
B. Coal f...
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