Meiosis | Mitosis | Hide All | |
---|---|---|---|
Occurs in: | Humans, animals, plants, fungi | all organisms | hide |
Produces: | four haploid daughter cells | two diploid daughter cells | hide |
Genetically: | different | identical | hide |
Definition: | A type of cellular reproduction in which the number of chromosomes are reduced by half through the separation of homologous chromosomes in a diploid cell. | A process of asexual reproduction in which the cell divides in two producing a replica (exact copy) with an equal number of chromosomes (One cell becomes two) in haploid cell | hide |
Chromosome Number: | Reduced by half (homologous pairs separate) | Remains the same | hide |
Pairing of Homologues: | Yes | No | hide |
Function: | sexual reproduction | Cellular (asexual) Reproduction (cell division during which the cell nucleus divides); general growth and repair of the body | hide |
Number of Divisions: | 2 nuclear and 2 cytoplasmic divisions | 1 division of the nucleus and 1 Cytokinesis | hide |
Discovered by: | Oscar Hertwig | Walther Flemming | hide |
Type of Reproduction: | Sexual | Asexual | hide |
Number of Cells produced: | 4 | 2 | hide |
Creates: | Sex cells only: Female egg cells or Male sperm cells | Makes everything other than sex cells (Somatic Cells) | hide |
Occurrence of Crossing Over: | Yes | No | hide |
Steps: | The steps of meiosis are Interphase, Prophase I, Metaphase I, Anaphase I, Telophase I, Prophase II, Metaphase II, Anaphase II and Telophase II. | The steps of mitosis are Interphase, Prophase, Metaphase, Anaphase, Telophase and Cytokinesis | hide |
Thursday, July 22, 2010
Differences Mitosis and Meiosis
Posted by ct Nap at 6:53 AM
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