Saturday, November 30, 2013

Mitosis and Meiosis

MITOSIS Occurs in somatic cellular telephones. Consists of only one thermonuclear division. Cytokinesis takes free fall out only once. Involves division of chromosomes. Dividing cells can be haploid or diploid. Does not involve either pairing of homologic chromosomes or crossing over. Two girl cells atomic result 18 skeletal systemed. Number of chromosomes present in the try on cell is maintained in both the daughter cells. so it is an equational division. Original characters of the chromosomes ar maintained in the daughter cells. little girl cells atomic number 18 confusable to from each one opposite and also to the reliable mother cell. Helps in growth and body repairs. MEIOSIS Occurs in reproductive cells. Consists of cardinal nuclear divisions M-I and M-II. May take pop out only once (simultaneous type) or twice (successive type). Involves separation of homological chromosomes in M-I and division of chromosomes in M-II. Dividing cells ar diploid. Pairing of homological chromosomes and crossing over occur during Prophase-I. Four daughter cells are formed. Diploid number of chromosomes is reduced to haploid in each daughter cell. Therefore it is a reduction division. Chromosomal characters are altered payable to crossing over causing recombination of genes. young lady cells differ from each other as well as from the original mother cell. Helps in the sexual reproduction and dominion of chromosome number in the deportment cycle of sexually reproducing organism
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--References ! --> Great notes on Mitosis and Meiosis. Theyre very clear and to the point. A trus iirthy resource to utilize. Ill definitely be using it to admit from. convey :) For the Mitosis part, you could have added in something abou the semi-permable memeberne and the high to low consitration gradient. still they are comfortably notes and i asure you this is going in my favourites! :-) this stuff is unendingly on my test ;-) - only animal cells has centrioles - in cytokinesis jell cell has a cell plate form because cell wall cant split besides that, this note is pretty good two thumbs up Clear notes that explain differences between the two divisions. To improve the notes, you might call for to add the phases of mitosis and meiosis. If you want to buy off a full essay, tell it on our websi te: BestEssayCheap.com

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