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Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?
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If your blood becomes too concentrated with iona, what will happen to the red blood cells
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Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.
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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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How did darwin contribute to the theory of evolution?...
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