Bios 242 Study guides, Class notes & Summaries

BIOS 242 Week 7 Assignment; Pathogens Summary Part 2

BIOS 242 Microbiology Midterm Exam Questions With Answers Updated 2024

Prepare: History of Microbiology • Does not have membrane bound cellular organelles and has cell wall made up of peptidoglycan: • According to Binomial system the scientific name of any living organism has (select all that apply): • He was the first person to use swan neck flask to disapprove the theory of spontaneous generation: • Father of Microbiology who called microbes animalcules: • Which field of microbiology monitors and controls the spread of diseases in communities? S...

Week 2 Concepts: Classification and Nutrition Prokaryotic vs Eukaryotic Cells Prepare: Prokaryotic vs Eukaryotic Cells • The cellular structures found in prokaryotes are (select all that apply) • The Gram stain works because of differences in the of bacteria. Prokaryotes include • Which of the following structures contribute to pathogenicity of bacteria (select all that apply) Self-Check: Bacteria and Archaea • Drag the cell types to the three respective highlighted images at the...

Lab 4: Simple Staining Learning Objectives: • To learn about principle of staining • To learn the process of simple stain • To prepare wet mount slides Exercise 1: Simple Stain Materials: Overnight cultures of S. epidermidis, B. subtilis, S. cerevisiae (yeast) , inoculating loop, glass slides, incinerators, crystal violet or any other stain chosen by instructor; tongs, staining racks/trays, immersion oil, lens paper, bibulous paper, microscope Method: 1. Obtain a clean glass slid...

Lab 3: Microscopy- Observation of Cells Learning Objectives: • Use the compound light microscope for observation of cells. • Identify different types of bacteria based on their shapes. • Identify a variety of eukaryotic cells. Introduction: Exercise 2: Observation of Different Types of Bacteria Materials: Compound microscope, immersion oil, lens wipes, prepared slides of various bacteria- Rods, cocci and spiral Method: 1. Obtain the preserved slide of a bacteria. 2. Use Appen...

BIOS 242 Week 1 Assignment; Golden Age and Macromolecules

Lab 1: Culture Transfer Techniques Learning Objectives: • Identify the importance of aseptic technique in the field of microbiology • Apply the concept of aseptic technique and its importance in the field of microbiology. • Identify different forms of basic growth media • Transfer a pure bacterial culture from one growth media to another, a process called sub- culturing. Introduction: Materials: Nutrient broth, Nutrient agar slants, Nutrient agar stabs, liquid and slant culture...

Week 5 Concepts: The Immune System Epidemiology Prepare: Epidemiology • The principal government agency responsible for tracking infectious diseases in the United States is the • The study of the frequency and distribution of a disease in a defined population is . • The Centers for Disease Control and Prevention assigns the most virulent microbes known to cause human disease to biosafety level 4. Self-Check: Epidemiology Drag the label to the following diagram according to the typ...

Learning Objectives: • To learn about effectiveness of hand washing • To learn about cleaning produce • To learn about appropriately storing foods GI infections occur due to contaminated food and water. Clean drinking water, washed produce, appropriate storage of food and simple personal hygiene habits such as hand washing help tremendously in reducing the incident of GI infections. In this lab, we will test the effectiveness of some of these practices. Exercise 1: Personal Hygiene-...