Micronucleus

noun

Definitions

Noun
  1. 1
    A small nucleus.
  2. 2
    The smaller of the nuclei of a ciliate protozoan (that contains genetic material).

    "These binucleated forms have one macronucleus functional and another sexual micronucleus which is not functional in the ordinary life processes of the species."

Etymology

From micro- + nucleus.

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