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- 4. What is the importance of the G, phase? 5. What is interphase? What are the events during this state? 6. What are the important events in each stage of mitosis? Refer to the illustration below.11. What moves the chromatids during mitosis? 12. What anchors the spindle? 13. What are the four phases of mitosis? 14. How many daughter cells are created from mitosis and cytokinesis? 15. During what phase does cytokinesis begin? 16. If a human cell has 46 chromosomes, how many chromosomes will be in ea daughter cell?Prophase Metaphase Anaphase Telophase
- 1.Why is mitosis also referred to as the equational division? 2. Where does the spindle fibre originate from?1. Why is mitosis important to living organism? Cite three specific importance of this process in human. 2. How does mitosis maintain the chromosome number of species? 3. What is the difference between plant and animal mitosis? 4. In what case does mitosis become detrimental or fatal to human? Cite a concrete example.1. What are the four distinct phases of the cell cycle? What are the specific events that happen during each phase? 2. What are ensured by G, and G, as well as metaphase checkpoints? 3. What happens during the G, phase?
- 1. Mitosis: a. Are the chromosomes at each pole during telophase identical to chromosomes in the original cell (prior to S phase of cell cycle)? b. Are the new daughter cells genetically identical to the original cell? c. Does crossing over occur in mitosis? Explain.4. Figure below shows drawings of a cell at various stages in the mitotic cell cycle. A B E (a) List the letters shown in figure above in the order in which these stages occur during a mitotic cell cycle. [2] (b) Explain what is happening in stage D in figure above. [2]8. Based on this picture, identify each part of this diagram and answer the following: A. G1 is represented by which number? B. Mitosis is represented by which number? C. Which number represents duplication of chromosomes during the cell cycle?
- 1. How do the daughter cells compare in size relative to the parent cell? 2. List several reasons for mitosis in plant or animal cells. Use complete sentences for full credit.1.) Some of the events that occur during mitosis are as follows: 1. separation of sister chromatids to opposite poles 2. condensation of chromatin into compact chromosomes 3. alignment of chromosomes along the cell equator 4. reappearance of nuclear membrane Using the numbers above, match the above-mentioned events occurring during mitosis with the stages in which they occur. Prophase _____ Metaphase _____ Anaphase _____ Telophase 2.) Four different phases that occur during the mitotic phase of cell cycle are as follows: 1. prophase 2. telophase 3. anaphase 4. metaphase The correct order in which phases of the mitotic division occur after G2 phase is __________, _____________, ___________ and ___________.3. Identify the phase of mitosis that is being described by each statement. Some phases will be described by multiple statements. (P) Prophase _(PR) Prometaphase (M) Metaphase (A) Anaphase (T) Telophase Sister chromatids are pulled apart Chromosomes begin to disappear Nuclear envelope reforms Chromatids align in the center of the cell Chromatids attach to spindles Nuclear envelop breaks down Chromosomes condense and become visible Cell begins to split into daughter cells