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Aim: How does the nucleus control the activities of the cell?. There are two main functions of the nucleus: Contains the codes protein 2. Cell division. Task. Arrange the cell according to how you think the cell reproduces Questions: What do you notice about the first and last cell?
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Aim: How does the nucleus control the activities of the cell? There are two main functions of the nucleus: • Contains the codes protein 2. Cell division
Task Arrange the cell according to how you think the cell reproduces Questions: What do you notice about the first and last cell? How are they the same/different ?
How does the nucleus direct the cell to reproduce ? Interphase Prophase Metaphase Anaphase Telophase Interphase
Part I Information Gathering: the story of Sheena Read the story of Sheena Gather information on cancer Fill out the worksheet and use your text as a reference pg 245
What information did you find about the cell cycle? • Each group will answer one question
Explain what happens to the cell and the chromosomes during each phase.
Aim: What are the changes in the nucleus during cell division?
Each cell is identical to the mother cell • Artificially colored bacteria cells dividing by mitosis, as seen using a scanning electron microscope
Chromosome duplication Chromosomes can be seen when they double
Two Strands Of The Same Chromosome Have Formed
Mitosis Start with one cell End with two cells each with the exact number of chromosomes
HW • Text page 243 Questions 1 & 3 • Access the power point on SITHS homework for Nov 2 “What are the major changes in the nucleus during cell division” Fill in Part 3 of Sheena’s story Class notes on Mitosis