Coleoptile

please can someone explaint to me the function of the cortical cells in a coleoptile of wheat plant. thanks, all help is much appreciated

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... not sure.. seeds consist of a: a) seed coat, plumule, cotyledon b) hypocotyl, epicotyl, cotyledon c) radicle, plumule, hypocotyl d) epicotyl, coleoptile, prop roots e) seed coat, true leaves, cotyledon and this one i just need to confirm im right after lots of reading and researching i got ...

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What do you mean by decapitated coleoptile? In general, under the given conditions it should bend

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Decapitated coleoptile is used to receive unilateral light,why does it not bend? Auxins will be concentrated on shaded side,won't it show extra growth there?

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