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Biology, 22.06.2019 10:30
There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.
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What problem would a person most likely have if her kidney did not work correctly?
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Biology, 22.06.2019 18:00
The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .
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Difference between ribozymes and RNA...
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