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Biology, 21.06.2019 22:30
How can you approximate the number of calories required to keep you in energy balance?
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Biology, 21.06.2019 22:40
Which sequence correctly shows the path of carbon dioxide during repiration?
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Biology, 22.06.2019 00:00
Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.
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Biology, 22.06.2019 03:00
The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates
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