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nucleolus organizer

noun
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Definition of nucleolus organizer

: the specific part of a chromosome with which a nucleolus is associated especially during its reorganization after nuclear division — called also nucleolar organizer

First Known Use of nucleolus organizer

1939

in the meaning defined above

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Medical Dictionary

nucleolus organizer

noun

medical Definition of nucleolus organizer

: the specific part of a chromosome with which a nucleolus is associated especially during its reorganization after nuclear division — called also nucleolar organizer

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