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Biology, 21.06.2019 23:50
Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?
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What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?
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What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond
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Biology, 22.06.2019 07:00
The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.
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How do water lilies block self fertilization?...
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