What happens when (a) Planaria gets cut into two pieces?
What happens when
(a) Planaria gets cut into two pieces?
(b) A mature Spirogyra filament attains considerable length?
(c) On maturation sporangia burst?
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(a) Each piece regenerates into a new Planoria.
(b) Its filaments break into smaller pieces or fragments and each fragment gives rise to a new filament.
(c) It releases spores which germinate into new mycelium in moist conditions.
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