Plz tell both.......!.!.!.!..
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no.1
no net movement as per question.
depends upon concerntration of water on both the sides.
no.2
tracheids and vessels are dead elements of the complex tissue called xylem.
these have lignified walls and wide lumen which facilitates water and mineral conduction in higher plants.
These play a great role in non flowering plants (Gymnosperms).These are the only elements that transport water inside the plant body.
Ex:- Ferns(Pteridophytes).
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