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Biology, 22.06.2019 12:20
Which organ controls breathing? lungs alveoli heart diaphragm
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Biology, 22.06.2019 13:30
What kinds of molecules can pass through the cell membrane without any problem?
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Biology, 22.06.2019 13:30
Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.
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Biology, 22.06.2019 14:00
Vinegar has a ph of 3, and household ammonia has a ph of 11. is the concentration of h+ greatest in the vinegar or ammonia?
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Why do people believe false claims?...
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