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Fragmentation

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(i) This type of asexual reproduction occurs in multicellular organisms.
(ii) In this type of reproduction , the body of parent organism breaks up into many fragments and each fragment starts to live as an independent new organism.
(iii) It is seen in algae like Spirogyra and sponges like sycon.
(iv) When plenty of water and nutrients are available to spirogyra , its filaments grow up very fast and break up into small fragments .
(v) Each fragment starts to live independently as a new spirogyra fiber .
(vi) Similarly, if the body of Sycon breaks up accidentally into many fragments , each fragment develops into a new Sycon.
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