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Biology, 23.10.2019 01:00 chhimmidemg
Which of the following molecular movements is due to diffusion or osmosis? a) the sodium-potassium pump pumps three sodium ions out of a neuron for every two potassium ions it pumps in. b) when a plant cell is placed in concentrated salt water, water moves out of the cell. c)cells of the pancreas secrete insulin into the bloodstream.
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Biology, 22.06.2019 21:00
Amino acids with hydrophobic r groups are most often found buried in the interior of folded proteins.true or false.
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Which of the following molecular movements is due to diffusion or osmosis? a) the sodium-potassium...
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