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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 10:30
Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection
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Biology, 22.06.2019 11:00
The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian
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Biology, 22.06.2019 11:30
In "the pig," what is the main effect that the piglet initially has on kibuka?
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In almost all vertebrates when the optic cup fails to develop in the embryo the lens also fails to f...
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