Why do you think when we see a recessive trait, phenotype, like a straight hair line, that we can figure out the genotype? Why can we not for sure determine the genotype of a dominant trait? Giving berainliest
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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.