Dictionary » R » Reduction Division

Reduction Division

(genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants).reduction division

The first cell division in meiosis, the process by which germ cells are formed. A unique event in which the chromosome number is reduced from diploid (46 chromosomes) to haploid (23 chromosomes). Also called first meiotic division or first meiosis.


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Mitosis and meiosis!

totaly both are different.meiosis is a reduction division.i mean the chromosome number reduces to half at the end.But in mitosis the chromosome remains ...

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by gauthum
Sun Dec 09, 2012 4:09 pm
 
Forum: Cell Biology
Topic: Mitosis and meiosis!
Replies: 3
Views: 4262

biology questions

... i cant find in my notes 1) which organelles are used in animal cell division, but are absent in plant cell division? 2) what is true of mitosis ... the replacement of worn cells results from the process of _____ 6) the reduction of the chromosome number during meiosis is most important for: ...

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by kevlarprincess
Thu Feb 17, 2011 12:07 am
 
Forum: Genetics
Topic: biology questions
Replies: 1
Views: 1686

Help!!!!!!!!!!!!!!

... would differ from those of the daughter cells. 2)Explain the need for a reduction division in meiosis.

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by lky123
Sat Nov 28, 2009 3:28 am
 
Forum: Cell Biology
Topic: Help!!!!!!!!!!!!!!
Replies: 3
Views: 1300

HELP ME PLEASE ......!!

... Which of the following is the best defination of fermentation? E A. the reduction of glucose pyruvic acid b. the oxidation of glucose with organic ... doubling d. the duration of log phase e. the time it take for nuclear division 30. A culture medium on which only Gram-positive organisms grown ...

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by BCH04
Mon Jun 18, 2007 4:15 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 38754

HELP ME PLEASE ......!!

... Which of the following is the best defination of fermentation? E A. the reduction of glucose pyruvic acid b. the oxidation of glucose with organic ... doubling d. the duration of log phase e. the time it take for nuclear division 30. A culture medium on which only Gram-positive organisms grown ...

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by blcr11
Mon Jun 18, 2007 1:58 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 38754
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