Dictionary » D » Diplotene

Diplotene

Definition

noun

The late stage of prophase I of meiosis I in which homologous chromosome pairs begin to separate and move away from one another except at chiasmata.


Supplement

During the first prophase of meiosis I, there are five sub-stages: leptotene, zygotene, pachytene, diplotene and diakinesis.


Word origin: from Greek words meaning "two threads"

See also: meiosis, prophase I, diplonema


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Results from our forum


RBC

... i meant in the case of the oocyte was, that during division the transcribtion is halted and since the primary oocyte stops at the middle of it (diplotene stage) proteine production shoud be stopped as well.. so the same problem as in RBC - how it can survive for years withouth protein production

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by fluktuacia
Mon May 14, 2007 6:50 am
 
Forum: Cell Biology
Topic: RBC
Replies: 17
Views: 6831

RBC

... to transcribe RNA for protein production (they need new proteins.. to repair etc. right?). And similarly when primary oocyte stops its division at diplotene stage is it capable of transcribtion? if not, how it creates RNA and proteins?

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by fluktuacia
Wed May 09, 2007 5:28 am
 
Forum: Cell Biology
Topic: RBC
Replies: 17
Views: 6831

cell division

... genetic material between synapsed homologous chromosomes. mitosis - does not occur meiosis - occurs at pachytene of prophase I (first visible at diplotene) 5. Timing of division of centromeres. mitosis - occurs at anaphase meiosis - occurs at anaphase II but not at anaphase I 6. Genetic variation. ...

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by Poison
Tue Feb 15, 2005 4:20 pm
 
Forum: Cell Biology
Topic: cell division
Replies: 1
Views: 5346


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