Question

D#12. Identify the microorganism(s) (Genus and/or species when applicable) associated with "EACH" of the items described below 1. Gram positive spore forming bacillus which is the source of the antibiotic bacitracin; and which is also used in the identification of Group A Streptococcus. 2. Fungus that produces bacillary hyphal elements and is a source of several antibiotics as well as Vitamin B-12 3. Corrosion prod uced by this bacteria genus is one of the primary reasons for the use of plastic pipes in residential and commercial plumbing. 4. Most frequently employed Gram positive cocci and gram positive bacilli in the production of a variety of cheese produces and fermented products such as soy sauce of yogurt 5 Oxidase positive aerobic gram negative bacilli which is the causative agent of many plant diseases such as blight and leaf spot, causes of human and animal infections and is highly resistant to most commonly employed antibiotics. The name give to bacterial or viral infections acquired during a hospital stay 6. 7. The name give to those diseases or parasitic infections that may be transmitted from animal to man. 8. Bacteria that lack a cell wall and is the causative agent of walking pneumonia. 9. Anaerobic gram negative bacilli that is a normal inhabitant of both the GI tract and the oral cavity. 10. Fungal agent which causes mildew, is also a contaminant of peanut and grain crops producing a powerful carcinogen known as alpha toxin; and has also been isolated as an opportunistic pathogen in humans. 11. Bacterial organisms stained by the Geisma method that is carried by a variety of arthropod vectors; causes serum from affected individuals to agglutinate with strains of Proteus OX-19, OK-2 and OKC (Weil-Felix reactions) 12. Treponema pertenue and Treponema palladium both cause the production of Reagan antibodies that will give a positive result in this test. 13. Salt herring and boiled peanuts may harbor this group of bacteria. 14. The causative agent of red tides and food poisoning is caused by ingesting of clam and oysters grown in affected waters. 15. These bacteria are often found the regions where the continental plates meet forming areas of high volcanic activity 16. Edible mushrooms and shelf fungi belong the this division of Fungi. 17. Gram negative bacilli which is the source of the Ti plasmid, which may hold the key for transferring genes in plants in the class 18. Baker's Yeast is classified as a(n) and is used in bread making and in the alcoholic beverage industry. 19. Primary source of Vitamin K in the human diet; exists in a mutualistic relationship with man under most normal condition.

Answer 1

1) Bacillus subtilis is gram positive spore forming bacillus which is the source of the antibiotic bacitracin and which is also used in the identification of Group A Streptococcus.

2) Mushroom is a fungus that produces bacillary hyphal elements and is a source of several antibiotics as well as vit B12.

3) Acidothiobacillus thiooxidans is a corrosion producing bacteria, and one of the primary reasons for the use of plastic pipes in residential and commercial plumbing.

4) lactobacilli and pediococci are gram positive bacilli and cocci in the production of variety of cheese produces and fermented products.

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