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Cell CycleFor this Activity You will Need:
Blue Colored PencilRed Colored PencilGreen Colored PencilLead Pencil
Tuesday, November 5, 13
Goal of Mitosis
Tuesday, November 5, 13
Goal of Mitosis
• What is the goal of mitosis? Fill the answer into the box on your graphic organizer.
Tuesday, November 5, 13
Goal of Mitosis
Tuesday, November 5, 13
Goal of Mitosis
• What is the goal of mitosis?
Tuesday, November 5, 13
Goal of Mitosis
• What is the goal of mitosis?
– To create 2 new cells each with the SAME number of DNA molecules (chromosomes) as the original cell
Tuesday, November 5, 13
Cell Cycle
Tuesday, November 5, 13
Cell Cycle: Details
Tuesday, November 5, 13
1. Interphase
Tuesday, November 5, 13
1. Interphase
Tuesday, November 5, 13
1. Interphase 1. Interphase
Tuesday, November 5, 13
1. Interphase 1. Interphase
– Cell Grows
Tuesday, November 5, 13
1. Interphase 1. Interphase
– Cell Grows
– DNA Replicates (a copy of the DNA is made- why would this be necessary?)
Tuesday, November 5, 13
2. Mitosis
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
– Chromatin condenses into chromosomes
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
– Chromatin condenses into chromosomes
– Nuclear Membrane disappears
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
– Chromatin condenses into chromosomes
– Nuclear Membrane disappears
– Spindle fibers come out from centrioles
Tuesday, November 5, 13
2. MitosisA. Prophase (P=Prepare)
– Chromatin condenses into chromosomes
– Nuclear Membrane disappears
– Spindle fibers come out from centrioles
CENTRIOLES
Tuesday, November 5, 13
2. Mitosis
Tuesday, November 5, 13
2. Mitosis
B. Metaphase (M=Middle)
Tuesday, November 5, 13
2. Mitosis
B. Metaphase (M=Middle)
– Spindle fibers line duplicated chromosomes to the middle of the cell
Tuesday, November 5, 13
2. Mitosis
B. Metaphase (M=Middle)
– Spindle fibers line duplicated chromosomes to the middle of the cell
SPINDLE FIBERS
Tuesday, November 5, 13
2. Mitosis
B. Metaphase (M=Middle)
– Spindle fibers line duplicated chromosomes to the middle of the cell
SPINDLE FIBERS
DUPLICATED CHROMOSOMES
Tuesday, November 5, 13
2. Mitosis
Tuesday, November 5, 13
2. Mitosis
C. Anaphase (A=Apart)
Tuesday, November 5, 13
2. Mitosis
C. Anaphase (A=Apart)
– Duplicated chromosomes split at centromere (center of chromosome)
Tuesday, November 5, 13
2. Mitosis
C. Anaphase (A=Apart)
– Duplicated chromosomes split at centromere (center of chromosome)
– Fibers pull chromosomes to opposite ends of cell
Tuesday, November 5, 13
2. Mitosis
Tuesday, November 5, 13
2. MitosisD. Telophase (T=Tear)
Tuesday, November 5, 13
2. MitosisD. Telophase (T=Tear)
Tuesday, November 5, 13
2. MitosisD. Telophase (T=Tear)
– Chromosomes uncoil into chromatin
Tuesday, November 5, 13
2. MitosisD. Telophase (T=Tear)
– Chromosomes uncoil into chromatin
– Nuclear membrane reappears
Tuesday, November 5, 13
2. MitosisD. Telophase (T=Tear)
– Chromosomes uncoil into chromatin
– Nuclear membrane reappears
– Spindle fibers disappear
Tuesday, November 5, 13
3. Cytokinesis
Tuesday, November 5, 13
3. Cytokinesis
3. Cytokinesis
Tuesday, November 5, 13
3. Cytokinesis
3. Cytokinesis
– Cytoplasm & organelles divide
Tuesday, November 5, 13
3. Cytokinesis
3. Cytokinesis
– Cytoplasm & organelles divide
– Cell splits into two new cells
Tuesday, November 5, 13
Tuesday, November 5, 13