객관식
What property of the bond between a Hydrogen (H) atom and an Oxygen (O) atom in a molecule of water
makes it a polar bond?
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- 1. Introduction to Microbiology3h 26m
- Introduction to Microbiology17m
- Introduction to Taxonomy27m
- Scientific Naming of Organisms9m
- Members of the Bacterial World10m
- Introduction to Bacteria9m
- Introduction to Archaea10m
- Introduction to Eukarya18m
- Acellular Infectious Agents: Viruses, Viroids & Prions19m
- Importance of Microorganisms25m
- Scientific Method27m
- Experimental Design30m
- 2. Disproving Spontaneous Generation1h 18m
- 3. Chemical Principles of Microbiology3h 35m
- 4. Water1h 39m
- 5. Molecules of Microbiology2h 31m
- 6. Cell Membrane & Transport3h 28m
- Cell Envelope & Biological Membranes13m
- Bacterial & Eukaryotic Cell Membranes8m
- Archaeal Cell Membranes18m
- Types of Membrane Proteins8m
- Concentration Gradients and Diffusion9m
- Introduction to Membrane Transport14m
- Passive vs. Active Transport14m
- Osmosis30m
- Simple and Facilitated Diffusion17m
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- ABC Transporters11m
- Group Translocation7m
- Types of Small Molecule Transport Review9m
- Endocytosis and Exocytosis15m
- 7. Prokaryotic Cell Structures & Functions5h 52m
- Prokaryotic & Eukaryotic Cells26m
- Binary Fission11m
- Generation Times16m
- Bacterial Cell Morphology & Arrangements35m
- Overview of Prokaryotic Cell Structure10m
- Introduction to Bacterial Cell Walls26m
- Gram-Positive Cell Walls11m
- Gram-Negative Cell Walls20m
- Gram-Positive vs. Gram-Negative Cell Walls11m
- The Glycocalyx: Capsules & Slime Layers12m
- Introduction to Biofilms6m
- Pili18m
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- Introduction to Prokaryotic Flagella12m
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- 8. Eukaryotic Cell Structures & Functions2h 15m
- 9. Microscopes2h 45m
- Introduction to Microscopes8m
- Magnification, Resolution, & Contrast10m
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- Reviewing the Types of Staining8m
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- 10. Dynamics of Microbial Growth4h 38m
- Biofilms16m
- Growing a Pure Culture5m
- Microbial Growth Curves in a Closed System21m
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- Reviewing the Environmental Factors of Microbial Growth12m
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- 11. Controlling Microbial Growth4h 12m
- Introduction to Controlling Microbial Growth29m
- Selecting a Method to Control Microbial Growth44m
- Physical Methods to Control Microbial Growth49m
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- Review of Chemicals Used to Control Microbial Growth11m
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- 12. Microbial Metabolism5h 17m
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- Introduction to Transcription20m
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- Steps of Translation23m
- Review of Transcription vs. Translation12m
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- Review of the Lac Operon & Trp Operon11m
- Introduction to Eukaryotic Gene Regulation9m
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- Eukaryotic Transcriptional Control22m
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- Post-Translational Modification6m
- Eukaryotic Post-Translational Regulation13m
- 16. Microbial Genetics4h 46m
- Introduction to Microbial Genetics11m
- Introduction to Mutations20m
- Methods of Inducing Mutations15m
- Prototrophs vs. Auxotrophs13m
- Mutant Detection25m
- The Ames Test14m
- Introduction to DNA Repair5m
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- Transduction32m
- Introduction to Conjugation6m
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- Genome Variability21m
- CRISPR CAS11m
- 17. Biotechnology3h 0m
- 18. Viruses, Viroids, & Prions4h 56m
- Introduction to Viruses20m
- Introduction to Bacteriophage Infections14m
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- 19. Innate Immunity7h 15m
- Introduction to Immunity8m
- Introduction to Innate Immunity17m
- Introduction to First-Line Defenses5m
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- Introduction to Cells of the Immune System15m
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- Cells of the Immune System: Agranulocytes25m
- Introduction to Cell Communication5m
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- Pattern Recognition Receptors (PRRs)45m
- Introduction to the Complement System24m
- Activation Pathways of the Complement System23m
- Effects of the Complement System23m
- Review of the Complement System12m
- Phagoctytosis21m
- Introduction to Inflammation18m
- Steps of the Inflammatory Response26m
- Fever8m
- Interferon Response25m
- 20. Adaptive Immunity7h 14m
- Introduction to Adaptive Immunity32m
- Antigens12m
- Introduction to T Lymphocytes38m
- Major Histocompatibility Complex Molecules20m
- Activation of T Lymphocytes21m
- Functions of T Lymphocytes25m
- Review of Cytotoxic vs Helper T Cells13m
- Introduction to B Lymphocytes27m
- Antibodies14m
- Classes of Antibodies35m
- Outcomes of Antibody Binding to Antigen15m
- T Dependent & T Independent Antigens21m
- Clonal Selection20m
- Antibody Class Switching17m
- Affinity Maturation14m
- Primary and Secondary Response of Adaptive Immunity21m
- Immune Tolerance28m
- Regulatory T Cells10m
- Natural Killer Cells16m
- Review of Adaptive Immunity25m
- 21. Principles of Disease6h 57m
- Symbiotic Relationships12m
- The Human Microbiome46m
- Characteristics of Infectious Disease47m
- Stages of Infectious Disease Progression26m
- Koch's Postulates26m
- Molecular Koch's Postulates11m
- Bacterial Pathogenesis36m
- Introduction to Pathogenic Toxins6m
- Exotoxins Cause Damage to the Host40m
- Endotoxin Causes Damage to the Host13m
- Exotoxins vs. Endotoxin Review13m
- Immune Response Damage to the Host15m
- Introduction to Avoiding Host Defense Mechanisms8m
- 1) Hide Within Host Cells5m
- 2) Avoiding Phagocytosis31m
- 3) Surviving Inside Phagocytic Cells10m
- 4) Avoiding Complement System9m
- 5) Avoiding Antibodies25m
- Viruses Evade the Immune Response27m
- 25. Epidemiology2h 24m
- Introduction to Epidemiology37m
- Introduction to Chain of Infection5m
- Reservoirs of Infection12m
- Disease Transmission4m
- Horizontal Disease Transmission30m
- Colonization of Susceptible Host7m
- Factors Influencing Epidemiology11m
- Emerging Infectious Diseases12m
- Healthcare-Associated Infections13m
- Epidemiological Studies8m
- 26. Applications of the Immune Response2h 9m
- 27. Immunological Disorders3h 29m
- 28. Antimicrobial Drugs3h 38m
- Introduction to Antimicrobial Drugs8m
- How Antimicrobial Drugs Work10m
- Broad vs Narrow Spectrum Drugs9m
- Superinfections11m
- Drug Interactions: Synergism and Antagonism8m
- Therapeutic Window & Therapeutic Index6m
- Inhibitors of Cell Wall Synthesis: Beta-lactam & Penicillin36m
- Inhibitors of Cell Wall Synthesis: Polypeptide Antibiotics & Isoniazid8m
- Inhibitors of Protein Synthesis11m
- Disruptors of Cell Membranes11m
- Inhibitors of Nucleic Acid Synthesis9m
- Competitive Inhibitors of Metabolic Pathways12m
- Antifungal Drugs11m
- Antiviral Drugs10m
- Tests to Guide Antimicrobial Use21m
- Antimicrobial Resistance29m
- 29. Microbial Infections - Skin and Eyes46m
- 30. Microbial Infections - Respiratory System1h 23m
- 31. Microbial Infections - Digestive System1h 10m
- 33. Microbial Infections - Nervous System2h 18m
- 34. Microbial Infections - Urogenital System1h 40m
3. Chemical Principles of Microbiology
Hydrogen Bonding
객관식
Which of the following images below is the most likely way that two water molecules would interact?
A
A
B
B
C
C
D
D
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검증된 단계별 안내1
Understand that water molecules interact through hydrogen bonds, which occur between the hydrogen atom of one water molecule and the oxygen atom of another water molecule.
Identify the structure of a water molecule: it consists of one oxygen atom covalently bonded to two hydrogen atoms, forming a bent shape.
Recognize that the oxygen atom in a water molecule is more electronegative than the hydrogen atoms, resulting in a partial negative charge on the oxygen and a partial positive charge on the hydrogens.
Look for an image where the hydrogen of one water molecule is positioned close to the oxygen of another water molecule, indicating a hydrogen bond.
Analyze the images: Image B shows the correct orientation where the hydrogen of one water molecule is near the oxygen of another, suggesting a hydrogen bond, which is the most likely interaction between two water molecules.
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