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Cellular respiration occurs in three distinct series of reactions. What is the correct order of these reactions
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How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes
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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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Natural selection changes allele frequencies because some survive and reproduce more successfully than others.
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Which of the following happened during the precambrian era? the first prokaryotic cells the first eukaryotic cells development of photosynthesis all of the above
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Cellular respiration occurs in three distinct series of reactions. What is the correct order of thes...
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