Tuesday, March 29, 2011

Monday March 28

Today in cl;ass we continued to do what we did last week. we did the process of Meiosis. we left off at Propahse 2 and started telephase. So for telephase the chromosomes are in bundles far from each other-then line up to seperate. The directors for this phase turned the chromosomes into an x shape. then the picture was taken. Next was Metaphase 2. in this process the directors had spread each group of chromosomes across the side, so they would be facing each other. Since we were running out of people we had to take away one side of the chromosomes so the centriole could pull them apart. Now were on anapahse 2. the directors had done thier job again and had seperated the chromosomes. In telephase 2 the directors had the centrioles remove the spindle fibers so that the chromosomes could smosh up together in big bundled up groups. we finally had fineshed all the phases, and moved on to the next thing in class. miosis and mitosiss are very similar the only difference of them are it is in two. For the rest of class we talked about the zygote form foring fully.the process that we go through to recieve more cells is mitosis. Now that the body continues to go through mitosis every cell will go through it. it has continued now and the boy has become an adolescent. the process we are now on for anormal growing boy is meisos. the meisosis occurs in the testes.- which the sperm cells make and goes through 4 processes. When the male and female perform the delivery method not all is done yet to recieve baby. there about a couple processes. they engage in sexual intercourse to get them in the same place - th sperm has to mix with the egg which is fertilization. if two different sperm cells mix with two different egg cells then you get feternal twins, if they are all the same them they merge and make one sinlge baby. the fertilization occure in the zygote form. then we wrapped up class and all left. Carolina Dimler PERIOD 4 4 round

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