Question
Define.
Dialysis
Dialysis
✓
Answer
Dialysis : Dialysis is a process of separating small molecules from larger ones using a semipermeable membrane; in the kidneys and the glomeruli act as semipermeable dialysis bags. In case of kidney failure, an artificial kidney machine works on the principle of dialysis to purify the blood.
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Similar questions
In an experiment, two sets of apparatus were set up as shown below:
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:
Name the process by which red ink moves in A and B.
Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
Where does this process occur in plants and animals?
What material could be used as a semi-permeable membrane?
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:
Name the process by which red ink moves in A and B.
Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
Where does this process occur in plants and animals?
What material could be used as a semi-permeable membrane?
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Diapedesis
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