Micronucleus Definition
 mīkrō-no͝oklē-əs, -nyo͝o- 
  micronuclei
  
    noun
  
 The smaller of two types of nuclei present in the cells of ciliated protozoans, associated primarily with reproduction and genetics.
 Webster's New World 
(biology) A small nucleus.
Wiktionary 
Other Word Forms of Micronucleus
Noun
Singular:
 micronucleusPlural:
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