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Biology, 22.06.2019 10:30
During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing
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Biology, 22.06.2019 20:40
Thyroid-stimulating hormone stimulates the thyroid gland to secrete sex hormones. true or false
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Biology, 23.06.2019 00:00
Aglacier retreats, exposing bare rock and allowing communities of organisms to move in. this is an example of
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Biology, 23.06.2019 00:30
Paleontologists have found plant fossils deep within the layers of the north polar region. these leaf fossils have been labeled as to the rock layers they were found in, with the lower numbers being layers close to the earth's surface and higher numbers representing deeper layers. according to the numbers of these four leaf fossils, what might you infer?
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What are the similarities and differences between electrons and protons...
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