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BIOL 1410 (94)
Lecture

Cell Cycle
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Department
Biological Sciences
Course
BIOL 1410
Professor
Jennifer Mcleese
Semester
Summer

Description
1.Interphase  Chromatin  Normal cellular metabolic activity  Visible nucleolus G1  Centrosome replication starts S  DNA/chromatin replication  Replicates called sister chromatids are attached at centromere  Kinetochore proteins made attach to centromere to form kinetochore (attachment for spindle) G2  Production of enzymes and other division proteins  Centrosome replication completes 2.Mitotic Phase  Division of nuclear material Cytokinesis: Division of cytoplasm Prophase  Chromatin condenses and coils into visible chromosomes  Nucleoli + envelope disappear  Centrosomes move to poles  Microtubules form spindle starting at centrosomes and attach to kinetochores  Spindle moves chromosomes toward equator Metaphase Anaphase  Spindle fibers shorten separating chromatids/centromeres  Cytokinesis begins  Kinetochore splits  46 chromatids migrate Telophase  Opposite p
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