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Functions of Synergids
Ultra structurally the structure and concentration of cell organelles reveals that synergids are metabolically active. The following Wee functions are attributed to synergids.
1. Directing of pollen tube growth by secreting some chemotropically active substances.
2. The degenerating synergids form the site for pollen tube discharge in the embryo sac.
3. The filiform apparatus may aid in the absorption and transportation of materials into the embryo sac from the nucellus.
charecters
what is the mode of nutrition of ascaris
CIRCUL A T O R Y SYSTEM IN COCKROACH Type is open or lacunar. i.e. b.v. absent. Organs are dipped in haemolymph. 1 . HAEMOLYMPH - Blood and lymph are mixed.
what is the mode of nutrition of fungi,bacteria and man
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