what r the root hairs ? which region of the root do they arise from ? what is their function ?
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Root hairs usually arise as protrusions from the external, lateral walls of epidermal cells, although in a few species they originate from cortical cells one or two layers beneath the epidermis.
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They are also known as absorbent hair.A hair-forming cell on the epidermis of a plant root. They are rarely branched.They are the lateral extension of a single cell. They are visible through naked eyes.
They are found in the tubular outgrowth of a trichoblast.
Their main function is to absorb moisture from the soil.Also absorbs nutrients.
Explanation:
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