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Write the characteristic features of the...

Write the characteristic features of the stem.

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The stem is usually the aerial portion of the plant.
(ii) It is positively phototropic and negatively gE0tropic.
(iii) It has nodes and internodes
. (iv) Stem bears vegetative bud for vegetative growth of the plant, and floral buds for reproduction, and ends in a terminal bud.
(v) The young stem is green and thus carries out photosynthesis.
(vi) During reproductive growth stem bears flowers and fruits.
(vii) Branches arise exogenously.
(viii) Some stems bears multicellular hairs of different kinds
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