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Which of these is a contorallable risk factor for desies.
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Aseries of connections of food chain in an ecosystem is called a what
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Which organ controls breathing? lungs alveoli heart diaphragm
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Biology, 22.06.2019 18:30
What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water
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Biology, 22.06.2019 21:00
Mulitple choice which of the following is a function of the nucleus? a. stores dna b. stores sugars c. builds proteins d. packages proteins
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Which of these is a contorallable risk factor for desies....
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