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Dictionary » N » Nuclear division

Nuclear division

Definition

noun

The process by which a nucleus divides, resulting in the segregation of the genome to opposite poles of a dividing cell.


Supplement

Nuclear divisions occur in both mitosis and meiosis. In mitosis, the result is the division of duplicated copies of genome into two. In meiosis, nuclear division occurs twice, dividing the originally single nucleus into four nuclei that are genetically different from one another.


Synonym: karyokinesis

Compare: cell division

See also: mitosis, meiosis


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Re: cell division

Is mitosis the same as cell division? I want to say yes because mitosis is a type of cell division and when you ... Please help, thank you. It's probably easiest to think of mitosis as one form of nuclear division - producing two identical genetic copies (barring mutation). Meiosis ...

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by Dougalbod
Mon Oct 19, 2009 3:12 pm
 
Forum: Cell Biology
Topic: cell division
Replies: 4
Views: 128

Re: Few questions about biology

... by antigen. 5. DNA is tightly packaged into chromosomes for cell division. It has to be all nicely prepared for the microtubles to connect ... the centrioles. Centrioles duplicated during the late G1 phase as the nuclear envelope regresses back into the ER. The centrioles are the MTOC ...

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by kolean
Tue Oct 13, 2009 7:36 pm
 
Forum: General Discussion
Topic: Few questions about biology
Replies: 8
Views: 259

Re: Any SOLID arguments against evolution?

... approximately 1500 different types in mammals) are coded for by nuclear DNA, Speaking of genetics, Mr. Astus, the nucleus of the cell is ... explanation in this hypothesis. However from my standpoint, I see cell division as the glory of God! but the genes for some of them, if not most, ...

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by AFJ
Thu May 21, 2009 1:44 am
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 106
Views: 37079

Re: Important unknown nanotech within humans

... 46 —Expertise: An associate professor with tenure in the pulmonary division of the Department of Medicine at CWRU and University Hospitals of ... June 29, 2004: John Mullen, 67 —Expertise: A nuclear research scientist with McDonnell Douglas. —Circumstance of Death: ...

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by vincio
Mon Feb 16, 2009 2:36 am
 
Forum: Molecular Biology
Topic: Important unknown nanotech within humans
Replies: 28
Views: 9378

nuclear membrane in cell division

What happens to the nuclear membrane? Does it turn into vesicles or does it just dissolve into the cytoplasm?

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by ceb1690
Thu Nov 08, 2007 2:41 am
 
Forum: Cell Biology
Topic: nuclear membrane in cell division
Replies: 1
Views: 733
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