Today we picked up by starting with prophase II. Jimmy organized the chromosome pairs around the nucleus. He then made the nucleus breakup which is what happens in prohase II. Jimmy then took two centrioles and placed them in front of the pairs. We then did metaphase II, first we had the chromosomes line up in the middle. Then we had the spindle fibers attach to the chromosomes. We then moved on to anaphse II. Then the spindle fibers pulled the chromosomes apart, "NO BESTIES!" Finally we moved on to telophase. First the spindle fibers disappear. We then had the nuclei reform. We then found out when mitosis is performed It's called a single cell reproduction. You could also say it reproduces asexually.When a zygtote goes through mitosis as a boy/male it will become a human baby.Also a stem cell is a cell that cant decide which kind of cells they want to be. After a infant is born it goes through even more mitosis if it wants to grow.It looks like this basically, then when we enter puberty we go through meiosis in the testes. While were going through this 4 sperm cells is created through each mitotic process. We also learned that a sex cell can also be refereed to as a gamete. But even after puberty ends we still will be going through mitosis. Then we talked about how Jordan married a lady and they then engage in a sexual intercourse. Once they do the sperm and egg cell combine to start the fertilization process. Then once this is done a little Jordan is born. By Jake V Period 7 Mr.Finley
You said a stem cell is a cell that cannot decide what it is going to be. This is wrong. A stem cell is a cell that can and will decide what kind of cell it will be. The cell just hasn't decided yet.
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ReplyDeleteYou also need to include the spindle fibers pull the chromosomes apart. Vincent Pecca
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