BIO 1140

uOttawa

Course Overview

Lessons & Practice

I. Welcome

1. Introduction to Biology

19min

1.1.1. What is a cell? 3 min

1.1.2. Why are cells small? 12 min

1.2.1. Cell Theory4 min

2. Cell Structure and Varieties

51min

2.1.1. Prokaryotic Cells5 min

2.1.2. Practice 1

2.1.3. Bacteria and Archaea Cell Wall Composition4 min

2.1.4. Practice 2

2.1.5. Practice 3

2.2.1. Eukaryotic Cells [Introduction for detailed courses]2 min

2.2.2. Ribosomes 3 min

2.2.3. Peroxisomes3 min

2.2.4. Mitochondria and Chloroplasts6 min

2.2.5. Plant versus Animal Cells3 min

2.2.6. Practice 1

2.2.7. Practice 2

2.2.8. Practice 3

2.2.9. Practice 4

2.3.1. The Endomembrane System2 min

2.3.2. The Nucleus5 min

2.3.3. The Endoplasmic Reticulum (ER)4 min

2.3.4. The Golgi Apparatus3 min

2.3.5. Lysosomes, Vacuoles and Vesicles

2.3.6. Example 1

2.3.7. Practice 1

2.3.8. Practice 2

2.3.9. Practice 3

2.4.1. Extracellular Matrix2 min

2.4.2. Junctions and Adhesions5 min

2.4.3. Practice 1

2.4.4. Practice 2

2.4.5. Practice 3

2.5.1. Endosymbiosis - Theory3 min

3. Cell Membrane Structure

26min

3.1.1. The Fluid Mosaic Model5 min

3.1.2. Factors Affecting Membrane Fluidity5 min

3.1.3. Practice 1

3.1.4. Practice 21 min

3.1.5. Practice 31 min

3.2.1. Cell to Matrix Adhesions8 min

3.2.2. Three Types of Cell Junctions2 min

3.2.3. Extracellular Matrix: Keeping Cells Together2 min

4. Cell Membrane Transport

38min

4.1.1. Membrane Permeability3 min

4.1.2. Introduction and Passive Transport7 min

4.1.3. Practice 12 min

4.1.4. Practice 2

4.1.5. Osmosis and Osmolarity6 min

4.1.6. Practice 14 min

4.1.7. Practice 21 min

4.2.1. Active Transport7 min

4.2.2. Example 3 min

4.2.3. Practice 13 min

4.3.1. Endocytosis and Exocytosis

4.3.2. Practice 1

4.3.3. Practice 21 min

5. Energy & Metabolism

3hr

5.1.1. Overview of Metabolism4 min

5.1.2. Nutrients Required by Cells4 min

5.1.3. Practice 11 min

5.1.4. Practice 22 min

5.1.5. Practice 32 min

5.1.6. Redox (Reduction-Oxidation) Reactions7 min

5.1.7. Practice 13 min

5.1.8. Practice 23 min

5.1.9. The Laws of Thermodynamics8 min

5.1.10. Example 2 min

5.1.11. Practice2 min

5.1.12. Potential and Kinetic Energies3 min

5.1.13. Practice 11 min

5.1.14. Energy in Reactions7 min

5.1.15. Example 15 min

5.1.16. Activation Energy3 min

5.1.17. Gibbs Free Energy8 min

5.1.18. Practice 22 min

5.2.1. ATP and the Proton Motive Force (PMF)6 min

5.2.2. Example1 min

5.2.3. Practice 2 min

5.2.4. Coupled Reactions6 min

5.2.5. Example 1 min

5.2.6. Practice 1

5.2.7. Practice 22 min

5.3.1. Enzymes6 min

5.3.2. Enzyme Activity4 min

5.3.3. Example1 min

5.3.4. Practice 1 min

5.4.1. Enzyme Regulation10 min

5.4.2. Feedback Inhibition3 min

5.4.3. Example 13 min

5.4.4. Example 26 min

5.4.5. Practice 12 min

5.5.1. Overview of Cellular Respiration4 min

5.6.1. Steps of Glycolysis: Intro and Stage I [Detailed]7 min

5.6.2. Steps of Glycolysis: Stages II and III [Detailed]9 min

5.6.3. Practice 1

5.6.4. Practice 2

5.6.5. Practice 3

5.6.6. Practice 4

5.7.1. Energy of Glucose Metabolism7 min

5.7.2. Practice 1

5.8.1. Glycolysis Regulation8 min

5.8.2. Practice 1

5.8.3. Practice 2

5.9.1. Glycolysis Full Sequence of Reactions and Summary [detailed]8 min

5.10.1. Pyruvate Processing4 min

5.10.2. Practice 1

5.11.1. The Citric Acid Cycle - Substrates and Enzymes [detailed]10 min

5.11.2. Practice 1

5.11.3. Practice 2

5.11.4. Practice 3

5.12.1. Utilization of TCA Intermediates2 min

5.13.1. The Electron Transport Chain8 min

5.13.2. Example

5.13.3. Practice 1

5.13.4. Practice 2

5.13.5. Practice 3

5.13.6. Practice 4

5.14.1. Fermentation3 min

5.14.2. Practice 1

5.14.3. Practice 2

5.14.4. Practice 3

6. Cell Communication

1.3hr

6.1.1. Types of Cell Communication 10 min

6.1.2. Practice 13 min

6.1.3. Practice 22 min

6.1.4. Practice 32 min

6.2.1. Internal Receptors4 min

6.2.2. G-Protein Coupled Receptors (GPCRs)7 min

6.2.3. Receptor Tyrosine Kinases (RTKs)5 min

6.2.4. Ion Channel Receptors2 min

6.2.5. Practice 12 min

6.2.6. Practice 22 min

6.2.7. Practice 33 min

6.3.1. Signal Transduction6 min

6.3.2. Practice 12 min

6.3.3. Practice 21 min

6.4.1. Second Messengers5 min

6.4.2. Practice 12 min

6.5.1. Second Messengers9 min

6.5.2. Practice 12 min

6.5.3. Practice 22 min

6.6.1. Response to Signaling5 min

6.6.2. Practice 12 min

6.6.3. Practice 22 min

7. Cell Cytoskeleton and Motility

30min

7.1.1. Cytoskeleton Overview [short lesson]5 min

7.1.2. Microtubules6 min

7.1.3. Actin Microfilaments4 min

7.1.4. Intermediate Filaments3 min

7.1.5. Practice 1

7.1.6. Practice 2

7.1.7. Illustrations of the Cytoskeleton4 min

7.2.1. Motor Proteins5 min

7.2.2. Flagella and Cilia3 min

7.2.3. Practice 1

7.2.4. Practice 2

8. Cell Cycle and Cell Division

1.3hr

8.1.1. The Gene and the Genome10 min

8.1.2. Practice 11 min

8.2.1. Phases of the Cell Cycle5 min

8.2.2. Practice 12 min

8.3.1. Mitosis and Cytokinesis7 min

8.3.2. Cytokinesis2 min

8.3.3. Ploidy & C-value coefficients5 min

8.3.4. Practice 13 min

8.3.5. Practice 23 min

8.3.6. Practice 3

8.3.7. Practice 4

8.4.1. Meiosis I10 min

8.4.2. Chromosomal Crossover3 min

8.4.3. Meiosis Nomenclature3 min

8.4.4. Practice 1

8.4.5. Practice 2

8.4.6. Practice 3

8.5.1. Meiosis II5 min

8.5.2. Example: Graphing Ploidy & C-value Coefficients4 min

8.5.3. Practice 1

8.5.4. Practice 2

8.5.5. Practice 3

8.5.6. Practice 4

8.6.1. Cell cycle Control7 min

8.6.2. Example1 min

8.6.3. Practice 139 sec

8.6.4. Practice 22 min

8.7.1. Putting the Breaks on the Cell Cycle4 min

9. Cell Genetic Material Duplication (DNA Replication)

2.4hr

9.1.1. Review of DNA Structure10 min

9.1.2. Practice 12 min

9.1.3. Practice 2

9.2.1. DNA Replication in Cells14 min

9.2.2. Example: Leading and Lagging Strands2 min

9.2.3. Practice 12 min

9.2.4. Practice 23 min

9.2.5. Example: Complete the Replication Bubble4 min

9.3.1. Telomerase4 min

9.3.2. Practice 11 min

9.3.3. Practice 22 min

9.4.1. Types of DNA Mutations9 min

9.4.2. Practice 1

9.4.3. Practice 2

9.4.4. Sources of Mutation: Tautomeric Shifts7 min

9.4.5. Example: Tautomeric Shifts4 min

9.4.6. Sources of Mutation: DNA Slippage5 min

9.4.7. Sources of Mutation: Copy Number Variations3 min

9.4.8. Sources of Mutation: Mobile Elements7 min

9.5.1. Meselson-Stahl Experiment9 min

9.5.2. Example: Applying the Meselson-Stahl Experiment2 min

9.5.3. Practice 12 min

9.6.1. Repair of Mutations During Replication [Exonuclease Activity and Mismatch Repair]10 min

9.6.2. Repair of Mutations by Mutagens [Nucleotide Excision Repair]3 min

9.6.3. Practice 12 min

9.7.1. Repair of DNA Double Stranded Breaks [detailed]9 min

9.7.2. Practice 12 min

9.8.1. Polymerase Chain Reaction (PCR)10 min

9.8.2. Primer Design3 min

9.8.3. Example 15 min

9.8.4. Practice 12 min

9.8.5. Practice 2

10. Cell Protein Synthesis (Transcription and Translation)

1.8hr

10.1.1. The Central Dogma of Biology4 min

10.1.2. Practice 1

10.1.3. Practice 22 min

10.1.4. Practice 32 min

10.1.5. Genes and mRNA8 min

10.1.6. General Structure of mRNA4 min

10.1.7. The Genetic Code8 min

10.1.8. Reading Frame3 min

10.1.9. Practice 13 min

10.1.10. Practice 22 min

10.1.11. Practice 32 min

10.1.12. Practice 43 min

10.1.13. Summary of Genes and mRNA

10.2.1. Initiation8 min

10.2.2. Elongation7 min

10.2.3. Termination4 min

10.2.4. Practice 14 min

10.2.5. Practice 22 min

10.2.6. Practice 3

10.3.1. Transcription In Eukaryotes9 min

10.3.2. Practice 1

10.4.1. RNA Maturation in Eukaryotes8 min

10.4.2. Example 3 min

10.4.3. Practice 11 min

10.4.4. Practice 23 min

10.4.5. mRNA Maturation - Theory3 min

10.5.1. Translation into Proteins9 min

10.5.2. Differences in Eukaryotic and Prokaryotic Translation3 min

10.5.3. Example 15 min

10.5.4. Example 2

10.5.5. Transcription vs. Translation Chart

10.5.6. Practice 1

10.5.7. Practice 2

11. Cell Protein Trafficking

11min

11.I. Chapter Intro6 min

11.1.1. Secretory Pathway5 min

BIO 1140 Flashcards

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Prokaryotic Cells

Primitive living organisms without a nucleus, mostly unicellular, and lack membrane-bound organelles.

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