James inoculated a species of bacteria into KIA media and realized that it has a yellow butt and a yellow slant. This organism is likely to be a none-coliform coliform none hemolytic hemolytic catalase positive
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none-coliform
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coliform
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none hemolytic
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hemolytic
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catalase positive
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Solved in 3 steps
- A stool specimen of a patient with severe diarrhea was cultured in a series of specialized media for isolation of enteric organisms. The cultures yielded three isolates that were species of Salmonella, Shigella, and Escherichia. Explain why the Hydrogen sulfide production test would be diagnostically significant.A stool specimen of a patient with severe diarrhea was cultured ina series of specialized media for isolation of enteric organisms. Thecultures yielded three isolates that were species of Salmonella, Shigella,and Escherichia. Explain why the H2S production test would be diagnostically significant.McConkey agar plate is used to determine which carbohydrates a bacteria can ferment if the bacteria can produce gelatinase if the organism can produce catalase which antibiotics a bacteria is susceptible to the type of hemolysis a bacteria is capable of producing
- Is this a microbial formation visible to the naked eye? Explain. Leg abscess aspirate swabbed onto a blood agar CO2 35°C plate overnight in an incubator (bacteria is E. coli)If a yellow halo is present around a colony on a mannitol salt agar (MSA) plate, the bacterium cannot ferment mannitol. true or falseMannitol Salt Agar: Is the organism Osmotolerant or non-osmotolerant ______________________________ Mannitol fermenter or non-fermenter: ___________________________ Genus of organism determined from MSA plate: ________________________________
- You have aseptically inoculated an unknown organism on a blood agar plate. You return 48 hours later and the agar is no longer red and opaque but now is yellow and transparent where the bacteria has grown. You conclude your organism exhibits... A. Alpha hemolysis B. Gamma hemolysis C. Beta hemolysis D. No lysis"If you find purple colonies with metallic green sheen growing on your EMB plate following an inoculation with a urine sample, most likely they belong to " Proteus vulgaris Escherechia coli Pseudomonas aeruoginosa all of theseWhich lactose (+), Gram negative, short rod forms a pink to brick red colony on MacConkey's agar and a metallic green sheen on Levine's EMB agar? Group of answer choices Serrate marcescens E. coli Proteus vulgaris Salmonella enteriditis Enterobacter aerogenes
- Hello, I want you pleaseeee to make a dichotomous key based on provided experiments to identify a an unknown bacterium mixture. It can be E. coli, B. Bulgaris, B subtilis, b aerogenes, m leuteus, s. Aureus, and s epidermisis. Make it based on these possible experiments: phenol red broth, mr/vp test, catalase test, oxidase test, nitrate reduction test, citrate utilization test, Malonate utilization test, decarboxylation test, starch hydrolysis test, dna hydrolysis test, lipid hydrolysis test, gelatin hydrolysis test, urea hydrolysis, SIM medium, triple sugar iron agar test, blood agar test. So far we have run a MAC agar and PEAA plate of the bacteriumI. Match the bacterium being described in column X with its best classification found in column Y. Choose the best answer. Column X1. Staphylococcus aureus can be grown on mannitol salt agar that contains 7.5% NaCl. The bacterium is________. 2. Lactobacillus acidophilus grows best at pH 4.5. It is considered a(n) ________. Column Y A. acidophile B. alkalophile C. barophile 3. A bacterium that thrives in the Great Salt Lake but not in fresh water is probably a ________.4. Bacteria isolated from the bottom of the ocean need high atmospheric pressures to survive. They are________.5. A bacterium that thrives in a soda lake where the average pH is 10.5 can be classified as a(n) ________. D. halotolerant E. halophileBelow is a scenario requiring the use of laboratory equipment and instruments. A watery fecal sample is tested for the presence of Bacillus cereus and Vibrio cholerae. The sample is stored in a screw capped tube. You are tasked to grow the Bacillus in a solid medium while Vibrio in a liquid medium. Choices: A. Incubator, B Hanging Drop Slide , C.Petri Dish, D. Drying Oven, E. Bunsen Burner, F. Inoculating NeedlE , G. Volumetric Pipette, H. Screw-capped Tubes, I. Hot plate, J. Centrifuge, K. Inoculating Loop, L. Microscope, M. Beaker, N. Biosafety Cabinet 1. What could be used to determine if there are more bacteria in the sample aside from Bacillus and Vibrio? 2. What should you use if you want to observe the natural motility of Bacillus under a Brightfield microscope? 3. Where should you perform the task of sterilization and inoculation? 4.What should be used to transfer the sample to the broth? 5. What could be used to separate the solid from the liquid portion of the…