OBJECTIVE LIFE SCIENCE
CELL BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In osmosis, water moves through a partially permeable membrane.What is a partially permeable membrane?
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A membrane which allows everything through
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A membrane which allows somethings through but not everything.
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A membrane which only allows water through it.
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None of the above
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Explanation:
Detailed explanation-1: -A partially permeable membrane will allow water and small, lipid soluble molecules through, but not large molecules.
Detailed explanation-2: -An example of a biological semi-permeable membrane is the bilayer or plasma membrane. It is also called partially or selectively permeable membrane because it allows only particular molecules. Examples of the artificial semi-permeable membranes are parchment paper, cellophane, etc.
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