PPT-Genetics & Medicine 1. The Cell Cycle, Mitosis, and Cancer

Alexey Khodjakov Wadsworth Center Genet Mol Biol vol22 n4 São Paulo Dec 1999 Karyotype of Pancreatic Cancer Cells What do you notice that appears odd amongst these chromosomes HINT What should a normal karyotype look like . The cell cycle. Mitosis is only one section of the life cycle of a cell. . Interphase is the main part of the cell cycle. This is where DNA is replicated (a copy is made) to prepare for mitosis.. Overview. Notebook Page 12. Warm . Up & Spiral. 2/23/2017. What is the chemical formula for glucose? . How many hydrogen atoms are in glucose? . What is protein synthesis? . OBJECTIVES: 8.L.5.1. -TSWU that cells carry on the many functions needed to support life including cell respiration, photosynthesis, protein synthesis, mitosis, and meiosis. . A Chromosome and Sister Chromatids. Key Points About Chromosome Structure. A . chromosome consists of DNA that is wrapped around proteins (. histones. ) and condensed. Each . histone. and the DNA wrapped around it make up a . Why do cells need to divide?. Growth and development. You started as 1 cell and now you’re made up of roughly 40 TRILLION cells. Repair and regeneration of tissue. Reproduction. What happens when cells divide? . When Making New Cells . Goes Terribly . Wrong. Regulating the cell cycle. Not all cells move through the cell cycle . at the same rate. :. Most Muscle cells and nerve cells do not divide at all once they have developed. Just like people have phases of development,. Cells have phases too.. In somatic (body) cells, a parent cell produces 2 daughter cells.. The purpose of mitosis is for growth and repair of tissue.. Three Phases or Stages. Edited By: Ashlee Palermo. Objectives. Define mitosis.. Define meiosis.. Analyze function of mitosis and meiosis in cell differentiation.. Mitosis:. If a cell wants to make a . ____________. . of itself, it first must copy its DNA (part of a chromosome).. Unicellular organism- cell division reproduces . an entire . organism. Multicellular. organisms- cell . division . can . produce . growth or progeny. Cell . division functions in reproduction, growth, and repair. The . cell cycle. is a repeated pattern of growth and division that occurs in eukaryotic cells. . This cycle consists of three phases: G1, S, G2. The first phase represents cell growth while the last two phases represent cell division.. Cell Cycle - a cycle of growth, development, and division. This is how organisms grow, produce new cells, and replace old cells. The cell cycle occurs in 2 phases: Interphase and . Mitosis. The Cell Cycle: Interphase. ANA 205. 2. Differentiation. - development of a fertilized egg cell to form a complex, multicellular organism involving cellular replication, growth and progressive specialization for a variety of functions. . Question #1. Looking at the diagram below, what would be the correct order of the illustrated stages of mitosis?. B-D-C-A. A-B-C-D. A-B-D-C. B-C-D-A. Question #2. The diagram below illustrates the stages of the cell cycle. Inhibitors stop the cycle at G1 to avoid cells dividing out of control. When mutations take place and do not allow the inhibitors to stop the cell cycle, what can happen in the body?. There are certain cells that do NOT divide: . Brain. Nerve. Muscle (after reaching adult size). Remember . IPMATC. (. I. . P. ray . M. ostly . A. t . T. he . C. hurch). Cell divides to make TWO identical cells. . mitosis. results in an increase in number of . identical. cells for . growth and repair. .. Identify and name the stages of mitosis in diagrams and photomicrographs.. Describe the . cell cycle. and relate it to an understanding of .