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Explain whether an experiment or an observational study would be more appropriate to investigate whether meditation is effective in lowering blood pressure.
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Biology, 21.06.2019 15:30
Which of these is the most likely consequence of falling petroleum price
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Biology, 21.06.2019 17:30
What do animals wth echolocation have in common other than echolocation
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Biology, 21.06.2019 22:00
In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .
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Biology, 22.06.2019 03:30
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
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Explain whether an experiment or an observational study would be more appropriate to investigate whe...
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