Wednesday, January 26, 2011
How to Make babies Genetics
in the process of making a baby two separate cells join together to create a complex process that makes up every one of us. one of these cells is called a sperm, the other is an egg the both must work together to make what we would call a baby. When they start this the egg must allow just one sperm in. Once that happens they began to split into separate cells taking twenty three cells to both sides, then the two cells split in two again.
Wednesday, January 12, 2011
Mitosis and The cell cycle and stem cells
Mitosis and the cell cycle are the process in which cells go through to create new cells there are a couple of steps through out the process. First the cells must make copies of DNA. Starting the process of prophase. After this they go into the Metaphase process and the microtubles start to get kinetochore halfway through the spindle poles. Then they go into the anaphase stage and they start to line up in center and make new wall, Tubules start to disappear. Telophase New cells are formed two daughter cells now existe.
Stem cells are what contain all the information on how to grow every part in your body. with certain animal they have an unlimited amount of them but we as humans do not. in this other animals this cells that they have in abundace are used to regrow parts that get cut of or what ever may happen.
Meiosis is slightly different from mitosis the first several steps are the same the dna replicates but when it gets to the metaphase and its starting to get to the anaphase stage the cells divide like they would in mitosis but instead of dividing the cells equally the mother cells go on one side and the father cell goes to the other and the replicated cell starts to bond in the new daughter cells that have been created then they run there cycle over and over.
Stem cells are what contain all the information on how to grow every part in your body. with certain animal they have an unlimited amount of them but we as humans do not. in this other animals this cells that they have in abundace are used to regrow parts that get cut of or what ever may happen.
Meiosis is slightly different from mitosis the first several steps are the same the dna replicates but when it gets to the metaphase and its starting to get to the anaphase stage the cells divide like they would in mitosis but instead of dividing the cells equally the mother cells go on one side and the father cell goes to the other and the replicated cell starts to bond in the new daughter cells that have been created then they run there cycle over and over.
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