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Passage of molecules into and out of cells | Cells and Tissues | Chap. 4 | Biology 9th Class/ Urdu

In this video I have explained the basic concept of diffusion, facilitated diffusion, osmosis.

Видео Passage of molecules into and out of cells | Cells and Tissues | Chap. 4 | Biology 9th Class/ Urdu канала Dr. Aijaz
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