Wednesday, January 27, 2010

Blog for 1/25

This week, we started meiosis. Meiosis is very close to mitosos, but is very diffrent in many ways. In meiosis, you create sperm cells or egg cells. Also, the DNA in each cell meiosis makes is diffrent. The ending number of cells in meiosis is 4, unlike mitosis which ends up with only 2. Each cell made during meiosis has half the number of chromosomes as cells made during mitosis. That is because sperm cells would connect with another cell with half the number of chromosomes, from the female, and together, that would make 100% chromosomes. Mitosis creates 2 exactly the same cells. Mitosis create cells for the reason of just division, not anything to do with sex.

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