Question

Why is the plasma membrane called a selectively permeable membrane?

(ii) Define: (a) Hypotonic solution (b) Hypertonic solution (c) Isotonic solution​

Answer 1

Answer:

The membrane that surrounds the organelles of the cell, by creating a barrier between cell organelles and the external environment is called the plasma membrane. It is also called a boundary of the cell

Answer 2

Answer:

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