7. Which of the following is not a characteristic feature during mitosis In somatic cells? (a) Chromosome movement (bf Synapsis (c) Spindle fibres (d) Disappearance of nucleolus
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Q: 8. During which phase of mitosis do the chromosomes become less tightly coiled and the daughter…
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Q: 1. The sister chromatids are moving apart.
A: Note - we answer one question at a time. Mitosis is a process in which the nucleus of eukaryotic…
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A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: . What mitotically important events occur in the cell during interphase?
A:
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A: 1)The answer is option B - a plant cell undergoing cytokinesis. cytokinesis is the physical process…
Q: What are the 3 main stages of the cell cycle?
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: 6. The types of human cells shown below are different from one another, even though they all…
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Q: 1. Discuss the difference between somatic cells and germ cells.
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Q: 2. Disappearańčé óf thé huclear membrane. * O Anaphase OProphase O Telophase O Metaphase
A: "Since you have asked multiple questions, we will solve the first question for fo you. If you want…
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Q: 1. What are the four distinct phases of the cell cycle? What are the specific events that happen…
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Q: 4. Why are the google images of cells different colors? What is the natural color of a cheek cell?
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Q: 2. For each of the following conditions, determine which checkpoint (or checkpoints) require that…
A: Checkpoint ensures the integrity of cell division. It is studied under the domain of cell biology.
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Q: 4. Why can't plant cells divide their cytoplasm using cleavage? What form of cytokinesis do plant…
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Q: 2. Which of the following describes what happens during the cell cycle? Interphase is when the…
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Q: #20: What phase of mitosis comes BEFORE the one indicated by the cell at the tip of the arrow?
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- The mitotic spindles arise from which cell structure? centromere centroscme kinetochore cleavage furrowWhich is not a stage of mitosis? a. prophase b. metaphase c. interphase d. anaphase4. 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]
- 1.Why is mitosis also referred to as the equational division? 2. Where does the spindle fibre originate from?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?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
- Which of the following diagrams correctly depicts the orientation of microtubules during metaphase of mitosis? A B C OA I (-) (+) (+) (+) (+) (+) (+) (+) (+)50 (+) == (-) XX [(+) (-) E (-) J ++) (+) - (+) (-) (+) 11 15+ E (+) (-) 50 at &&05 (-) 50) (+) (-) (-) (+) (-) D E (+) (+) (+) D (-) St (+) coff (+) (-) (+) (+) (-) (-) (+) (-) (-) affere XXX (-)- (-) ++) (+) (-) (-) (-) (-) K1. The cell cycle is fundamental to the reproduction of eukaryotic cells. (a) Describe the phases of the cell cycle. (b) Explain the role of TWO of the following in mitosis or cytokinesis. . Kinetochores Microtubules Centrosome (c) Describe how the cell cycle is regulated and discuss ONE consequence of abnormal regulation. Cell cycle C.. The drug cytochalasin B blocks the function of actin. Whichof the following aspects of the animal cell cycle would be mostdisrupted by cytochalasin B?(A) spindle formation(B) spindle attachment to kinetochores(C) cell elongation during anaphase(D) cleavage furrow formation and cytokinesis
- 1. (a) Describe the generalized model of the cell cycle. Demonstrate how cyclins and cyclin-dependent kinases can regulate the cell cycle. (b). Describe three ways in which cells lose their ability to regulate their growth to become cancerous.2 3 4 5 8 9 10 11 12 13 14 15 16 17 18 19 20 22 ху During which phase does cytokinesis begin? What cell parts migrate to the poles during prophase? What structure holds the two chromatids together? What is the overall purpose of mitosis? 211.) 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 ___________.