Cell Cycle
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Cell Cycle
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Cell Division Meiosis, Mitosis, Interphase
- Lecture number:
- 6
- Pages:
- 3
- Type:
- Lecture Note
- School:
- Indiana University, Bloomington
- Course:
- Biol-L 211 - Molecular Biology
- Edition:
- 1
Documents in this Packet
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4 pages
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21 pages
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Lecture 37: Molecular Biology Techniques II
3 pages
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Lecture 36: Molecular Biology Techniques I
3 pages
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Lecture 35: Protein Purification
2 pages
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11 pages
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Lecture 34: Signal Transduction
4 pages
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4 pages
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Lecture 33: Protein Sorting and Localization
4 pages
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3 pages
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Lecture 30: Introduction to Translation
3 pages
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Lecture 29: Introduction to Genetic Code
3 pages
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11 pages
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2 pages
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Lecture 27: RNA Splicing and Regulatory RNAs
3 pages
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3 pages
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Lecture 25: Epigenetics (cont.) and RNA Splicing
4 pages
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Lecture 24: Transcriptional Regulation in Eukaryotes and Epigenetics
3 pages
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Lecture 23: Transcriptional Regulation in Eukaryotes
4 pages
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Lecture 22: Transcription in Eukaryotes II and Transcriptional Regulation in Eukaryotes I
4 pages
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Lecture 21: Transcription in Eukaryotes I.5
3 pages
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Lecture 20: Transcription in Eukaryotes
4 pages
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8 pages
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Lecture 19: Transcriptional Regulation in Prokaryotes II
3 pages
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Lecture 18: Transcriptional Regulation in Prokaryotes I
3 pages
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Lecture 17: Transcription in Prokaryotes II
3 pages
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Lecture 16: Transcription in Prokaryotes I
3 pages
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Lecture 15: RNA: Introduction to Transcription
3 pages
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Lecture 14: Double-Stranded Breaks and Repair Mechanisms
3 pages
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Lecture 13: Chemical and Environmental Mutagens and Cellular Damage Mechanisms
4 pages
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Lecture 12: Replication Errors and the Mismatch Repair System
3 pages
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9 pages
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Lecture 11: Replication Initiation
3 pages
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Lecture 10: PCR, DNA Sequencing, and Restriction Endonucleases
3 pages
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3 pages
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3 pages
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4 pages
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Lecture 5: DNA and Transposons
3 pages
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Lecture 4: Bacteria and Bacteriophage
4 pages
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Lecture 3: Drosophila as a Model System
3 pages
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3 pages
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Lecture 1: New Life for Ancient DNA
2 pages
Unformatted text preview:
BIOL L 211 Lecture 6 Outline of Last Lecture I DNA Components II DNA Genetic Sequence III Transposons IV Pseudogenes Outline of Current Lecture I Cell Division II Interphase III Mitosis IV Meiosis Current Lecture Cell Cycle I Cell Division A General 1 DNA replicates 2 DNA passed on to daughter cells B Types of Cell Division 1 Binary fission occurs in prokaryotes asexual mechanism still not fully discovered 2 Mitosis occurs in somatic cells aka all non gamete body cells soma means body 3 Meiosis occurs in gametes II Interphase Longest part of cell cycle phase during which cell prepares for mitosis A G1 Cell prepares for chromosome segregation there are checkpoints These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute B S phase Replication of DNA occurs 1 Chromosomes de condense which allows replication to proceed 2 Sister chromatid cohesion is established cohesion is what holds the sisterchromatids together 3 Cohesion ring shaped protein complex around copied DNA C G2 Cell prepares for cell division III Mitosis final product 2 new daughter cells A Prophase chromosomes condense nuclear envelope breaks down B Metaphase chromosomes line up along metaphase plate 1 The goal is for bivalent attachment to microtubules from BOTH poles of the cell 2 If this goal is not achieved cancer or other problems may result C Anaphase cohesion digested sister chromatids are pulled to opposite poles 1 Fun fact Proteolysis is a really cool word for the digestion of enzymes D Telophase each chromosome is at a spindle pole the nuclear envelope reforms and DNA de condenses again E Cytokinesis Separation of daughter cells IV Meiosis final product 4 genetically different daughter cells A Meiosis I separation of homologous chromosomes 1 Interphase DNA replication 2 Prophase I chromosomes condense pairs of homologous chromosomes align a Crossing over occurs here 3 Metaphase I Pairs of homologous
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BIOL-L 211: DNA REPLICATION
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