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Understanding Cell Division: The Key Processes and Phases Explained

Explore the reasons why cells divide, the different types of cells, the eukaryotic cell cycle, mitosis phases, and the stages of cytokinesis in plant and animal cells. Dive into the essential concepts of cell division to grasp its significance in biology.

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Understanding Cell Division: The Key Processes and Phases Explained

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  1. Why do cells divide? • _______________ • _______________ • _______________ • _______________ From the Virtual Cell Biology Classroom on ScienceProfOnline.com Images Ciliate dividing, TheAlphaWolfc

  2. Two Basic Types of Cells ___________________ - ______________________________ - ______________________________ ___________________ - _______________________________ - _______________________________ Images: Prokaryotic Cell Diagram & Eukaryotic Cell Diagram, M. Ruiz From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  3. Eukaryotic Cell Cycle • – _____________________________ • :__________________________ • – _____________________________ • _____________________________ • :__________________________ • __________________________ • :__________________________ • __________________________ From the Virtual Cell Biology Classroom on ScienceProfOnline.com Image: Cell cycle by Richard Wheeler

  4. Eukaryotic Cell Cycle • 2 major phases: • _______________________ • – _________________________ • - _________________________ • - _________________________ • _________________________________ • - _____________________________________ • – _____________________________________ From the Virtual Cell Biology Classroom on ScienceProfOnline.com Image: Cell cycle by Richard Wheeler

  5. Interphase Non-dividing state With 3 sub-stages: ________________________________ – _____________________________ _____________________________ ________________________________ – ____________________________ ____________________________ ________________________________ _____________________________ – _____________________________ Image: Cell cycle by Richard Wheeler; Interphase in Onion Cell Drawing & Photo, Source Unknown From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  6. Mitosis __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Images: Cell cycle by Richard Wheeler; Overview of Mitosis, Mysid From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  7. Mitosis 4 sub-phases: _______________ _______________ _______________ _______________ followed by _______________ From the Virtual Cell Biology Classroom on ScienceProfOnline.com Image: Mitosis diagram, Marek Kultys

  8. Chromosome • ___________________ • ___________________ • ___________________ • ___________________ • Chromatin • ___________________ • ___________________ • ___________________ • ___________________ Chromatin, Chromosomes and Chromatid ____________________________________________________________________________________________ Chromatid - Centromere –

  9. Prophase 3 Major Events • ________________________ • ________________________ • ________________________ ________________________ Images: Prophase drawing, Henry Gray's Anatomy of the Human Body; Prophase Onion Cell Drawing & Photo, Source Unknown From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  10. Prophase

  11. Metaphase • _______________________________________________________________________________________ Kinetocores not pictured in this illustration. Images: Metaphase drawing, Henry Gray's Anatomy of the Human Body; Metaphase Onion Cell Drawing & Photo, Source Unknown

  12. Anaphase • ___________________________ • _________________________________________________________________________________ • ______________________________________________________ Images: Anaphase drawing, Henry Gray's Anatomy of the Human Body; Anaphase Onion Cell Drawing & Photo, Source Unknown From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  13. Telophase • ___________________________________ • ______________________________________________________________________ • ___________________________________ • ______________________________________________________________________ Images: Telophase drawing, Henry Gray's Anatomy of the Human Body; Telophase Onion Cell Drawing & Photo, Source Unknown From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  14. Early Telophase

  15. Cytokinesis– Plant vs. Animal Cell • Plant cells ______________________ ______________________________________________________________ • Animal cells _____________________ _____________________________________________________________________________________________ Images: Telophase drawing, Henry Gray's Anatomy of the Human Body; Ciliate dividing, TheAlphaWolf; Telophase Onion Cell Photo, Source Unknown From the Virtual Cell Biology Classroom on ScienceProfOnline.com

  16. Phases and Sub-phases of Cell Division a. G1 1. Interphase b. S c. G2 1. Prophase 2. Metaphase a. Nuclear division 3. Anaphase 2. Mitosis 4. Telophase b. Cytokinesis From the Virtual Cell Biology Classroom on ScienceProfOnline.com

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