Question

why do root hair cells have thin membrane​

Answer 1

Answer:

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The root hairs are where most water absorption happens. They are long and thin so they can penetrate between soil particles and they have a large surface area for absorption of water.

Answer 2

Answer:

The root hairs are where most water absorption happens. They are long and thin so they can penetrate between soil particles and they have a large surface area for absorption of water.