MIC 206 tests compilation bundle

What is the autoclave used for? correct answer: Sterilization What is the correct temperature, pressure, and time frame when using the autoclave? correct answer: 121°C 15psi 15 minutes (increased volume = increased time) Define complex media correct answer: Media where the exact chemica...

what are the Characteristics of a virus? correct answer: 1 Obligate intracellular parasites 2 Small - 20 to 200 nm 3 Acellular 4 Made of nucleic acid surrounded by protein coat 5 Active within cells and inactive when extracellular 6 Uses cellular resources for multiplication 7 Lack metabolic ...

what types of nutrients are required for a microorganism to grow correct answer: water, energy source, carbon source, nitrogen, minerals, vitamins Chemotrophs correct answer: break chemical bonds to derive energy Phototrophs correct answer: energy derived from sunlight via photosynthetic pi...

Required nutrients for microorganisms to grow correct answer: Water, Energy source, Carbon source, Nitrogen, Minerals, Vitamins Chemotrophs correct answer: break chemical bonds to derive energy Phototrophs correct answer: energy derived form sunlight via photosynthetic pigments Hetrotrop...

Microscope photo A correct answer: ocular lens Microscope photo B correct answer: objective lens Microscope photo C correct answer: stage Microscope photo D correct answer: iris diaphragm Microscope photo E correct answer: condensor Microscope photo F correct answer: lamp (light...

What are the major classes of microorganisms? correct answer: 1. Virus 2. Algae 3. Fungi 4. Protozoa 5. Bacteria What are the two classications of microorgamisms? correct answer: 1. Prokaryotes 2. Eukaryotes What is a viruses classification? correct answer: Viruses are neither prok...

Major classes of microorganisms correct answer: Virus, Algae, Fungi, Protozoa, Bacteria Bacteria: Prokarote v Eukaryote correct answer: Prokaryote. Only one. Eveything else is a eukarote Compare and contrast prokaryotic cells and eukaryotic cells correct answer: - E have NUCLEUS, P do not (...

Complex Media correct answer: exact chemical concentration of the media is unknown, wide range of growth Defined Media correct answer: known chemical concentration of the media Selective Media correct answer: media with an inhibiting/promoting component that affects the growth of bacteria s...

What is the purpose of staining? correct answer: to add contrast for visibility What are color-bearing ions referred to as? correct answer: chromophores What kind of ions do basic stains have? correct answer: positive charges What is the process called that you do to a MO on a slide befo...

growth of microbes correct answer: increase in cell number 3 growth paterns correct answer: discrete colony, dispersed cells, complex biofilms discrete colony correct answer: aggregation of cells visible on surface of solid media dispersed cells correct answer: single cells suspended in...

what is a simple stain and what does it allow for correct answer: A basic stain that is rinsed with water that allows one to identify cell morphology (shape) and arrangement three cell shapes correct answer: bacillus, cocci, spirillum what do stains contain that allow staining to occur corre...

Types of media correct answer: complex, defined, selective, differential Complex media correct answer: Unknown chemical makeup Wide range of growth Defined media correct answer: Known chemical makeup Low range of growth Selective media correct answer: Has a component added that will i...

Membrane Filter Method correct answer: Selective and differential Media: Fuschin sulfiote indicator to identify lactose fermenters will appear dark red in color All non lactose fermenters will appear colorless Calculate the coliforms CFU per 100ml Countable colonies for membrane filter ...

Simmons citrate test: enzyme correct answer: citrate permease Simmons citrate test: pH indicator correct answer: Brothymol blue Results of a positive Simmons citrate test correct answer: Turns blue can use sodium citrate as sole carbon source Results of a negative Simmons citrate test c...