35. A positive acid fast stain is most characteristic of an organisms which required egg and is found in media such as L

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35 A Positive Acid Fast Stain Is Most Characteristic Of An Organisms Which Required Egg And Is Found In Media Such As L 1 (64 KiB) Viewed 76 times

35. A positive acid fast stain is most characteristic of an organisms which required egg and is found in media such as Lowenstein Jensen Agar is A) Clostridium botulinum B) Schistosoma hematobium C) Mycobacterium tuberculosis D) Microspsorium canis E) Neisseria meningitidis 36. A common genus of fungi with colored green conidiospores in a brush shape that is the source of an antibiotic and is important in the flavor development of certain types of cheeses is A) Candida B) Saccharomyces C) Aspergillus D) Penicillium E) Rhizopus 37. Mycorrhizae sp., a fungus that lives ins symbiont relationship with the roots of various plants and plays a major role in enhancing nutrient uptake is characterized by a cell wall containing A) cellulose B) murein C) chitin D) glucosamine E) neither of the above identify 38. The causative agent of crown gall disease that may serve as a means of introduction of new genes into crops of agricultural importance is A) Corynebacterium diphtheria -gram positive cocci B) Pseudomonas aeruginosa - gram negative cocci C) Agrobacterium tumefaciens-gram negative bacilli D) Bacillus subtilis-ppositive bacilli E) either of the above 39. Dimorphism in fungi refers to A) the characteristics of certain fungi to develop male and female hyphae B) the ability of fungi to undergo mitosis and meiosis C) the produce two types of colony morphology growth under different temperatures D) all of the above E). none of the above identify 40. Mycotoxins are produced in a wide variety of foods derived from plants, cereals, nuts, fruits and vegetables as a result of fungal growth. When eaten in low concentrations by vertebrate animals, they will produce toxic effects which will vary widely ranging from food refusal and vomiting by farm animals to cancer in humans. Of the different types of mycotoxins produced by is the most potent known to man. A) trichothecens - Fuscarium species B) psilocybin- Psilocybe species C) aflatoxins-Aspergillus species D) allergens - Cladosporium species E) allergens - Penicillium species. 41. This disease is found only in person who wear shoes A) tinea cruris - Trichophyton metagraphytes B) tinea corporis - Microsporium gypsum C) tinea barbae-Microsporium canis D) onychomycosis - Candidia albicans E) tinea pedis - Epidermophyton floccosum