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Biology, 22.06.2019 10:00
The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.
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Biology, 22.06.2019 11:30
What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin
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Biology, 22.06.2019 12:00
Can a trait be both polygenic and have multiple alleles? explain why or why not.
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How does oxygen take the cell by process...
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