Definition of amitotic in English:

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amitotic

Pronunciation: /ˌeɪmʌɪˈtɒtɪk/
/ˌamʌɪˈtɒtɪk/

adjective

Biology
Relating to or denoting the division of a cell nucleus without mitosis.
Example sentences
  • Changes in the structure and ultrastructure of protoplasts during regeneration of the cell wall, mitotic cell division and amitotic nuclear fragmentation.
  • Tetrahymena divide by binary fission during vegetative growth, and the micronucleus and macronucleus are propagated by mitotic and amitotic division, respectively.
  • As a result, the normal complement of DNA in the micronucleus is 4C during the amitotic division of the macronucleus and cytokinesis.

Derivatives

amitosis

noun
Example sentences
  • Not surprisingly, macronuclei divide by amitosis (except within the class Karyorelictea, in which macronuclear division does not occur).
  • Two new micronuclei have formed in what would soon become daughter cells, the macronucleus has undergone amitosis, and Cytokinesis is progressing as the cleavage furrow becomes defined.
  • Besides amitosis, cold-pretreatment also induced some abnormal mitotic behavior leading to the formation of micronuclei.

amitotically

adverb
Example sentences
  • In contrast, the somatic macronucleus is polyploid, divides amitotically, and is actively transcribed.
  • In contrast, the macronucleus serves as the somatic nucleus, divides amitotically, contains multiple copies of most genes, and is transcriptionally active.
  • The MAC divides amitotically, resulting in a random distribution of chromosome copies.

For editors and proofreaders

Line breaks: ami|tot¦ic

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