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Cell Cycle - Biology - Lecture Slides

Slides, Biology

Post: December 22th, 2012
Description
Cell Cycle, Animal Cells, Main Phases, Interphase and M Phase, Sister Chromatids, Prophase, Prometaphase, Interphase, Chromosomes, Metaphase Plate are some of points from these lecture slides.
Cell Cycle, Animal Cells, Main Phases, Interphase and M Phase, Sister Chromatids, Prophase, Prometaphase, Interphase, Chromosomes, Metaphase Plate are some of points from these lecture slides.
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1400 nm 700 nm 300 nm fiber (looped domains) 30 nm chromatin fiber Condensed chromosome Scaffolding Condensed chromatin protein Extended chromatin DNA wound around a cluster of histone molecules Packed nucleosomes Histone 10 nm 2 nm DNA double helix Nucleosomes Stepped Art docsity.com Fig. 10-4, p. 216 The Cell Cycle • When cells reach a certain size, they usually either stop growing or divide • cell cycle • Stages through which a cell passes from one cell division to the next • Timing varies (usually 8 to 20 hours in actively growing plant and animal cells) • Consists of two main phases, interphase and M phase docsity.com docsity.com p. 234 INTERPHASE Chromatin Nucleolus Nucleus Centrioles Nuclear envelope Plasma membrane Fig.docsity.com 10-6a, p. 218 (a) Cell carries out normal life activities. Chromosomes become duplicated. Sister Chromatids and Centromeres docsity.com INTERPHASE PROPHASE PROMETAPHASE Chromatin Nucleolus Kinetochore Sister chr..

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