Oh the Variety!
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…vascular system known as the xylem and phloem. The tubed- shaped cells in the
xylem carry the water and minerals up from the roots. The phloem is a living tissue
that distributes the needed sugar, amino acids and other needed organic materials
throughout the plant. Other adaptations that are not seen in all groups of vascular
plants include the seed, alternation of generations and the replacement of the
flagellated sperm with the pollen.
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