1. Which of the following is a characteristic of cell communication which evolutionary scientists believe suggests cell signaling evolved early in the history of life? (2 points)
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All organisms form cell Junctions to allow transfer of signaling molecules.
All organisms produce hormones to carry out signaling processes.
Plants, animals, and bacteria share very similar signaling processes.
O Plants, animals, and bacteria use long-distance signaling molecules.
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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.
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Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.
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1. Which of the following is a characteristic of cell communication which evolutionary scientists be...
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