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प्रश्न
A dialysis machine contains long tubes coiled in a tank containing dialysing solution:
Of what substance are the tubes made?
अति संक्षिप्त उत्तर
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उत्तर
The tubes are made of a partially permeable (semipermeable) membrane, such as cellulose tubing.
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अध्याय 1: Life Processes - Exercise 3 [पृष्ठ ८८]
