▁generation ▁in ▁its ▁life ▁cycle . ▁The ▁meg al os per ic ▁forms ▁altern ates ▁with ▁mic ros pher ic ▁forms . ▁The ▁mic ros pher ic ▁forms ▁are ▁developed ▁by ▁the ▁conjug ation ▁or ▁sy ng amy . ▁It ▁means ▁there ▁is ▁always ▁an ▁altern ations ▁of ▁a sex ual ▁( mic ros pher ic ) ▁and ▁sexual ▁( m eg al os pher ic ) ▁generation ▁in ▁El ph id ium . ▁The ▁mic ros pher ic ▁form ▁reprodu ces ▁a sex ually ▁by ▁f ission ▁to ▁produce ▁a ▁number ▁of ▁am o eb ula e . ▁The ▁inner ▁cy top las m ▁mass ▁containing ▁several ▁nuc lei ▁cre eps ▁out ▁of ▁the ▁shell ▁and ▁remains ▁as ▁a ▁l ump ▁around ▁it . ▁A ▁small ▁amount ▁of ▁cy top las m ▁collect s ▁around ▁each ▁nucle us . ▁As ▁a ▁result , ▁a ▁large ▁number ▁of ▁am o eb oid ▁cells ▁are ▁formed . ▁Each ▁am o eb ula ▁secre tes ▁the ▁pro lo cul um , ▁forms rh iz op odia , ▁then ▁it ▁grows ▁and ▁forms ▁other ▁ch amb ers ▁of ▁the ▁shell ▁to ▁become ▁a ▁meg al os pher ic ▁forms . ▁The ▁meg al os pher ic ▁form ▁reprodu ces ▁sex ually ▁by ▁sy ng amy ▁or ▁conjug ation . ▁During ▁sexual ▁reprodu ction ▁in ▁meg al os pher ic ▁forms , ▁nucle us ▁first ▁breaks ▁up ▁into ▁many ▁small ▁nuc lei ▁and ▁the ▁cy top las m ▁collect s ▁around ▁each ▁of ▁these ▁nuc lei .