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Biology, 22.06.2019 04:40
The negative impacts of nonnative species generally outweigh the positive impacts
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Biology, 22.06.2019 18:30
Crinoids, also known as sea lilies, appear to be sea plants but are not plants at all. crinoids are an echinoderm species which uses anchoring structures called holdfasts to attach themselves to the sea floor. crinoids were most abundant in pennsylvania during the mississippian period, which ranged from 375 to 320 million years ago. fossils of the crinoids shows that during most of this time pennsylvania was that provided favorable conditions for crinoid growth. a) glacial terrain b) a dry and sandy plain c) mostly mountain ranges d) covered by warm, shallow seas
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Biology, 22.06.2019 23:30
How does this procedure serve as a method of birth control?
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Biology, 22.06.2019 23:30
What is the most important nursing intervention for minority adolescents?
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As a person ages the size of the tonsils?...
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