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Cell Cycle 1.

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Presentation on theme: "Cell Cycle 1."— Presentation transcript:

1 Cell Cycle 1

2 Three reasons why cells reproduce by asexual reproduction: 1. Growth 2
Three reasons why cells reproduce by asexual reproduction: Growth Repair Replacement Skin cancer - the abnormal growth of skin cells - most often develops on skin exposed to the sun. Cell that reproduce by asexual reproduction reproduce constantly.

3 Animated Cell Cycle Interphase Prophase Metaphase Anaphase
Interphase Prophase Metaphase Anaphase Telophase & Cytokinesis

4 Interphase Longest part of cell life
Cell carries out normal activities DNA in long strands called chromatin & DOUBLE Pair Centrioles Are created Centrioles

5 Interphase Plant Cell Animal Cell
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6 Phase # 1- Prophase Chromosomes coil and become visible
Centrioles (or poles) appear and begin to move to opposite end of the cell. Spindle fibers form between the poles. Nuclear membrane disappears. Centrioles Sister chromatids Spindle fibers

7 Prophase Plant Cell Animal Cell Spindle fibers Centrioles
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8 Metaphase Chromosomes line up in the middle of the cell on the spindle fibers. Centrioles Spindle fibers

9 Metaphase Plant Cell Animal Cell
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10 Anaphase Chromatids (or halves of chromosomes) separate and begin to move to opposite ends of the cell. Centrioles Spindle fibers

11 Anaphase Plant Cell Animal Cell
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12 Telophase Chromatids finish separating. Nuclear membrane reforms
Chromatids unwind and become chromatin. Nuclei Nuclei Chromatin

13 Telophase Plant Cell Animal Cell
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14 Cytokinesis Cytoplasm and cell organelles divide evenly Two new cells are formed

15 Animal Cell Cycle -- Review
Interphase                                                              Prophase                                                              Metaphase                                                              Anaphase                                                              Telophase                                                             

16 Plant Cell Cycle -- Review
Interphase                                                              Prophase                                                              Metaphase                                                              Anaphase                                                              Telophase                                                             

17 REMEMBER! Interphase Prophase I P M A T C Metaphase Anaphase Telophase
Cytokinesis I P M A T C A mnemonic to help remember the stages of mitosis. I Pick More Apples Than Chris

18 Cell Cycle

19 The Cell Cycle 19

20 Mitosis Animation


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