BIOS 242 (BIOS 242)

Describe a clinical or research scenario that requires the use of a microscope. What microscope is the best choice for your scenario and why? What would be your second choice? Make sure to post at least two high quality posts. Your instructor will open new topics of discussion throughout the week

1. The organisms that can use inorganic carbon and the energy of chemical reactions ______ . 2. A ______ requires organic molecules for carbon and energy from sunlight. 3. During ______ transport water transfers through semi permeable following concentration gradient. 4. Microorganisms living in soil and water associated with volcanic activity, compost piles, habitats directly exposed to the sun are ______. 5. In ______ transport nutrients are transported against the diffusion gradient or i...

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...

Choose ONE cellular component that is only found in eukaryotes. Discuss what its role is.

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...

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...

Option (I): Describe a clinical or research scenario that requires the use of a microscope. What microscope is the best choice for your scenario and why? What would be your second choice? Option (II): As a medical professional, it is important to have prior knowledge in Microbiology. Many of your patients will seek medical attention due to illness caused by bacterial infection. Medical News Today released an article that explains how gastric biopsies are used to diagnose a wide range of com...

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...

BIOS 242 Week 1 Assignment; Golden Age and Macromolecules