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Biology, 22.06.2019 09:00
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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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What could happen if two base pairs on a strand of dna or switched
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When mendel crossed plants that had always produced only purple flowers with ones that had always pr...
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