Which of the following molecular movements is due to diffusion or osmosis?The sodium-potassium pump, pumps three sodium ions out of a neutron for every two potassium ions it pumps in.When a plant is placed in concentrated salt water, water moves into the cell.Cells of the pancreas secrete insulin into the bloodstream.

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Asked Oct 6, 2019
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Which of the following molecular movements is due to diffusion or osmosis?

  1. The sodium-potassium pump, pumps three sodium ions out of a neutron for every two potassium ions it pumps in.
  2. When a plant is placed in concentrated salt water, water moves into the cell.
  3. Cells of the pancreas secrete insulin into the bloodstream.
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Expert Answer

Step 1

Option B is given as "When a plant is placed in concentrated salt water, water moves into the cell ".

Movement of water molecules into/outside th...

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