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Anatomy of Flowering Plants

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  1. Loading of pholem is related to
    1. increase of sugar in phloem
    2. elongation of phloem cell
    3. separation of phloem parenchyma
    4. strengthening of phloem fibre
Correct Option: A

Phloem is involved in transport of organic food. According to mass flow hypothesis organic substances flow in the form of solution in sieve elements due to development of an osmotically generated pressure gradient.


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