Are xylem and phloem made of the living cells
Are xylem and phloem made of the living cells?
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The cells which constitute xylem ducts are dead cells killed by the lignin deposition. The cells of phloem are the living cells.
From where the Genome databases origins?
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Homologues identification: This is the first step in homology the homologues will be unknown. We have many protein databases such as PROSITE, where we modeling. We have to get the homologues to the sequence we have. There will be several number of hom
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