Viruses have high mutation rates, which help them evade the immune system. This is now used to treat migraines. Chapter â 9. Produced by budding of single yeast cells. Many are edible. What type of recombination requires long stretches of DNA sequence homology? Independant cells fuse, no special reproductive cells are made. People do not get this virus from animals! Study Tarrant County College Medical Microbiology 2420 flashcards and notes. "Pseudohyphae" are distinguished from true hyphae by their method of growth, relative frailty and lack of cytoplasmic connection between the cells. Prophage inside a bacterium is like a ticking time bomb. Oh no! Produces special reproductive cells(gametes), those come together to become one, and that's called a zygote. I am a Medical Lab Tech, a Web Developer and Bibliophiliac. FREE microbiology lecture notes, study guide and exam help for medical, dentistry and nursing students. A fecal sample from a patient with diarrhea was streaked onto MacConkey lactose agar medium, a medium that selectively prevents the growth of Gram-positive bacteria but will differentiate Gram-negative bacteria that can ferment lactose from those that cannot. Probiotics are live microorganisms that provide health benefits when consumed. Why are barophiles a relatively newly discovered group of microorganisms? How will the enzymes of thermophilic bacteria fare at human body temperature? The march of dimes was formed to fight polio, causes minor common colds, symptoms similar to seasonal allergies except with color nasal discharge, causes profuse hemorrhaging at capillary beds throughout the body, 1. causes infectious hepatitis with jaundice, affect the parotid salivary glands(the glands located on both sides of the mouth and infront of the ears, including rotavirus, cause respiratory and enteric diseases(enteric-meaning having a severe case of diarrhea), A protein coat surrounding the nucleic acid core. are all multicellular. When a cell line is said to be competent, what is unique to it as compared to noncompetent cell lines? in the U.S. Its main reservoir is poultry. Parasitic like- manifesting in the cell, replicating, using its resources and then lysing the cell to find another cell, The sporozoan that causes malaria. Oh no! are eukaryotic, ingestive chemoheterotrophs, have no cell wall, are "animal like", unicellular, most are aquatic and referred to as zoo plankton. Elongated shapes are freshwater and non-elongated are marine habitat. The laboratory technician took a very small but exact volume of urine and spread it onto agar medium. Absorptive chemoheterotrophs. "Bull neck" refers to extreme swelling of the upper neck. Quickly memorize the terms, phrases and much more. Both ATP and NADH are generated during..... To biosynthesize large macromolecules such as lipids, polysaccharides, polypeptides (protein), and nucleic acid (DNA), what must the cell do? Causes red tide when over populated, releases neurotoxins. electron microscopes were developed in the 1940's and 1950's, 1. Can get this when patient is immune-compromised, and or following broad spectrum antibiotic use. Tragically, the two women did not respond to therapy and died within hours. What ingredient in MacConkey agar prevents the growth of Gram-positive bacteria? An alkaloid toxin produced by Claviceps affect the "sensory relay station" of the brain: Thalamus, causes hallucinations=total sensory mix up. Mostly freshwater, has chloroplasts. Hyaluronidase, which breaks down hyaluronic acid in loose(areolar) connective tissues. Range from unicellular to multicellular (1M) seaweeds. The enzymes will function more slowly than usual. over 1-1/2 years. ... sets of exam questions medical microbiology flashcards on Quizlet. Used in make up products as well, like face masks. The only human ciliated pathogen. However, in three days the symptoms had not disappeared. They are the smallest living cells (.1 micrometer) and grow into a distinctive agar colony that looks like a sunny side up egg. How will this change the shape of the growth curve? Chapter â 2: Bacteria and gram staining. A hermaphrodite. Produced by budding at the tips of reproductive (aerial) hyphae. A urinalysis revealed that she had a urinary tract infection (leukocytes and Gram-negative bacteria were seen), and she was therefore prescribed broad-spectrum antibiotics. Study Flashcards On Microbiology Exam 1 and 2 Questions at Cram.com. blood fluke. Upon examination, the patient screamed in severe pain when the clinician pressed on his lower right abdomen. Commonly referred to as the brain eating amoeba. Chapter â 3: Sterilization, culture media and pure culture techniques.. Chapter â 4: Genral properties of micro-organisms. both leading and lagging daughter DNA strands are synthesized in the 5' to 3' direction. Cysts are ingested in fecal contaminated water and hatch into ciliated trophozoites(feeding stage) in the gut. Haemophilus influenzae requires two growth factors, X (hemin) and V (NAD), which can be found inside red blood cells (RBCs). Chapter â 10: Industrial Microbiology Bacteria enter a cut on a person's hand. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Has two nuclei. When conditions improve, however, they germinate to produce a sporangium or vegetative hyphae. causes oral-thrush. African sleeping sickness, vector is a Tsetse fly. Chapter- 7: Structure of DNA and RNA. Many Gram-negative bacteria can grow on MacConkey agar, but the growth of most Gram-positive bacteria is inhibited. Have a gene that codes for an enzyme that makes DNA from RNA.This is called reverse transcriptase RNA --> DNA, this is also called RNA-dependent DNA polymerase. Lysogenized strains of bacteria that cause the disease because it's bacteriophage(virus) genes that code for the toxins: The transfer of bacterial DNA from one cell to another by means of bacteriophage. The process in which all living cells, spores and viruses are completely destroyed from an object is called _____. A) Causes chronic gastritis (ulcer disease). a. Lister b. van Leeuvenhoek c. Pastuer d. Koch 2. Usually in a freshwater habitat. Kelp is used in the food industry in many items; like pudding, jello. Having two parent nuclei to make sexual spores. Conquer your course and sign up for free today! A cell that uses an organic carbon source and obtains energy from light would be called... How many endospores are produced by a vegetative cell? formed from cells of septate hyphae. A cell in which a plasmid has integrated into the host chromosome. Also explore over 189 similar quizzes in this category. A common fungus that can be found in indoor outdoor environments. Largest most diverse group of algae. causes acne, which is not the same as pimples. an be autotroph or heterotroph. A theory stating that the eukaryotes evolved through a process where different types of free-living prokaryotes became incorporated inside larger eukaryotic cells and eventually developed into mitochondria, chloroplasts, and possibly other organelles. thick-walled, highly resilient to environmental hardships, and metabolically inert. Study Flashcards On Microbiology Lab Exam 1 at Cram.com. Dental disease is the most prevalent and costly infectious diseases in the United States. Just under the envelope is a protein layer called the matrix. When these cells are still single, they have one set of unpaired chromosomes(haploid), when joined, they produced two sets of paired chromosomes(diploid-2n). Chapter â 8: Immunology. Undergoes lactic acid fermentation and is involved in yogurt production. crystalized TMV and found that it was still infectious! 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