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5.1,5.2,5.3
Term | Definition |
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DNA | a molecule that is present in all living celss |
chromosomes | one of the structures in the nucleus |
cell cycle | the life cylce of a cell |
interphase | the period of the cell cycle |
mitosis | a process of the cell devision the forms two of the nucles |
cytokenisis | the area of the cytoplasm cell |
homologus | chromosomes that have the same sequence of genes |
meiosis | a process in which cell devisions in which chromosomes decrease by half |
asexual | reproduction that does not involve the union of sex |
sexual | reproduction in which sex cells from two parents unite |
fertalization | the union of a male and female |
prophase | the chromosomes in the cell condence. at this point it consist of two chromoatids |
metaphase | chromosomes line up in the middle of the cell. centromeras of the chromosome are the same distance from each side of the cell |
anaphase | they are pulled to oposite sides of the cell. each ends up with a complete chromosome |
telophase | a new membrane forms around each group of chromosomes. so the cell now has two identical nuclei. |