Helicobacter pylori is able to use urease to neutralize the stomach environment because the enzyme produces: acids • bases • carbons amino acids

Q: Create a dichotomous key Use the following bacteria and place them at the top of your key:…

A: Use the following bacteria and place them at the top of your key: Enterococcus faecalis…

Q: Here are four toxins: diphtheria toxin, cholera toxin, tetanus toxin, and exfoliative toxin. Choose…

A: Introduction A toxin is a poisonous substance or harmful substance produced within living cells or…

Q: Many antibiotics used in modern medicine are compounds made by fungi that inhibit bacterial protein…

A: Antibacterials are used to treat bacterial infections. Antibiotics are classified generally as…

Q: The pathogenic prokaryotes that cause cholera are Select one: O A. bacteria that release an exotoxin…

A: Prokaryotes are the unicellular microbes. They don't have well defined nucleus.

Q: Which of the following is taken up by M cells of the large intestine, escapes out the bottom of the…

A: Shigella:               A bacillary dysentery, a disease provoking severe bloody and mucous diarrhea…

Q: From figure. Which of the thioglycollate tubes in thefigure would be indicative of Bacillus and…

A: Introduction  Thioglycolate broth is the medium which is used to test the aerotolerance of the…

Q: Which of the following contribute to a pathogen's invasiveness? endotoxins hyaluronidase F…

A: The disease causing organism is called a pathogen. The ability to cause disease is called…

Q: Account for the ability of streptococci to tolerate O2 in the absenceof catalase activity

A: Bacteria are prokaryotic organisms that have an undefined nucleus and nuclear membrane. Most of the…

Q: Why mightproteorhodopsin make a bacterium such as Pelagibacter morecompetitive in its habitat?

A: Proteorhodopsin(pRhodopsin) is a family of transmembrane proteins which is the most abundant retinal…

Q: Organism Characteristic Result Pseudomonas fluorescens Oxidase Escherichia coli VP Enterobacter…

A: The IMViC test includes four different tests that are used to identify and differentiate between the…

Q: Antibiotics are derived from all the following except: a) Penicillium  b) Bacillus c) Staphylococcus…

A: Antibiotics are the chemicals that are produced by one bacteria to kill other bacteria. The first…

Q: Which of the following is not a characteristic of the Enterobacteriaceae? Group of answer choices…

A: Enterobacterium is a family of gram negative bacterium, facultative anaerobe, non spore forming…

Q: Which of the following is not an opportunistic enteric bacterium?a. Serratia b. Klebsiella c.…

A: Shigella infection (shigellosis) is also known as intestinal disease which is caused by a family of…

Q: Helicobacter is able to survive the acidic conditions of thestomach by producing which enzyme?(a)…

A: Stomach has a highly acidic environment. Helicobacter pylori secretes urease enzymes. Urease…

Q: Colonies that produce alkaline waste on Hektoen enteric agar will turn O blue-green. pink. black. O…

A: In presence of colonies ,  alkaline waate on hektoen enteric agar turn into blue green color.…

Q: Which of the following bacteria is associated with gastric and duodenal ulcers? Select one: a.…

A: Bacteria are prokaryotic microorganisms that are both pathogenic and form normal flora of the human…

Q: The anaerobic Clostridium species are troublesome pathogens largely because of their capacity for…

A: Clostridium and Bacillus are endospore forming bacteria.

Q: On the skin, Propionibacterium acnes converts lipids secreted by the oil glands to unsaturated fatty…

A: An ecological competition is created by the bacterial interference between the commensal and…

Q: Which of the following bacteria contain "Endotoxin" as an important constituent of its structure?…

A: NOTE-"As per our honor code, we are authorized to answer only one question at a moment. As you have…

Q: Many antibiotics used in modern medicine are compounds made by fungi that inhibit bacterial protein…

A: Introduction Antimicrobials are medications that treat diseases caused by microbes, these are agents…

Q: If you read that coliforms had been found in a lake, the report could have been referring to which…

A: Coliforms cover a broad group of microorganisms that are present in the environment. They are…

Q: ch is  produces by fungus to digest cellulose in the environment; endoenzyme exoenzyme catalase…

A: A fungus is an organism with hyphae, mycelium, and spore production. Organisms like yeasts and molds…

Q: Bacteria that causes cholera are Select one: O a. Spirochete O b. Spirilla O c. Vibrios O d. Cocci

A: There are large number of bacteria which cause disease in human;

Q: Which media is used to determine if members of the Enterobacteriacae is motile:      Sulfur Indole…

A: Introduction: The Enterobacteriaceae are a large bacterial family that contains several well-known…

Q: rum 2. Metallosphaera sedula 3. Lactobacillus acidophilus

A: Metabolism is a term that refers to all chemical events that take place in order for cells and…

Q: It is bactericidal by inhibiting protein synthesis, it does not used systemically because of high…

A: In Systemic administration a medication is administered directly into the circulatory system to get…

Q: Campylobacter and Heliobacter are both members of the class epsilonproteobacteria. Which structure…

A: Both bacteria are gram negative, motile, rod shaped and microaerophilic.

Q: Bacillus and Clostridium species are common causes of food poisoning. How could food poisoning occur…

A: Food poisoning refers to the illness that occurs due to contaminated food. The contamination could…

Q: How does the production of urease acid aid helicobactor pylori ability to live in the stomach

A: Helicobacter pylori,is a bacteria that grows in the mucus layer that coats the inside of the human…

Q: Staphylococcus

A: Staphylococcus or the staphylococcus aureus is extremely halotolerant bacteria.

Q: THE MOST PRONOUNCED BACTERICIDAL ACTION IS UV RAYS WITH A WAVELENGTH OF 1. 254 - 257 2. 280 - 320 3.…

A: Ultraviolet radiation includes light rays from 1500- 3900Ao , of which 2600Ao  has the highest…

Q: Which bacterium does not contain deaminase enzyme O A. Proteus O B. Morganella O C. Providencia O D.…

A: Answer :: A) Proteus mirabilis a bacteria produces the enzyme urease, which converts urea into…

Q: All of the following microorganisms contains the enzyme catalase except?

A: Answer - Option D - Obligate anaerobes

Q: Mycobacterium tuberculosis infects the upper regions of the lungs. This bacteria is classified as…

A: INTRODUCTION Mycobacterium tuberculosis This is a bacteria that cause tuberculosis infection.…

Q: Staphylococcus aureus is non-motile, a facultative anaerobe, and a mesophile. At 37⁰C in abundant…

A: Staphylococcus aureus This is a Gram positive bacteria having rod shape. It is commonly found in…

Q: Which of the microbes listed below would be most optimal to use in alcohol production? O Escherichia…

A: Alcohol production Alcohol is any organic compound in which the hydroxyl functional group(-OH) is…

Q: The bacteria that is ubiquitous and is the responsible for forming biofilm in wet surfaces is: O…

A: Answer. Biofilm is glycocalyx-containing material that is secreted by surface-attached microbial…

Q: Which of the following would NOT be considered as virulence factors? Group of answer choices Lipases…

A: Virulence factors are bacteria-associated molecules that are required for a bacterium to cause…

Q: draw the life cycle of intestinal fluke and illustrate it by label each step with indicating arrow…

A: Gastrointestinal flukes (trematodes) are flattened hermaphroditic worms that can grow to be many…

Q: Proteobacteria Firmicutes Actinobacteria Phaeophyta Oomycota

A: Answer is (b) Fermicutes which includes All of Bacillus, Streptococcus and Mycoplasmas.

Q: Proteus mirabilis produces the enzyme urease, which converts urea into ammonia. If a patient has a…

A: Kidneys are the organs belong to excretory system in our body and play a major role in several other…

Q: What bacterial genus is commonly found in the intestines of birds and reptiles? A) Neisseria B)…

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye. They can…

Q: The incubation period for salmonellosis (enteritis) is longer than for staphylococcal food poisoning…

A: Incubation period: It is the number of days between when you're infected with something and when…

Q: catalase positive

A: Answer: Staphylococcus and Micrococcus spp. are catalase positive, whereas Streptococcus and…

Q: These Gram-positive pleomorphic bacteria are toxin producers that cause formation of a…

A: gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is…

Q: Ingestion of Lactobacillus and Bifidobacterium species to treat diarrhea is an example of a O…

A: Explanation: Probiotics may help prevent travelers' diarrhea, diarrhea from ... you may want to…

Q: Members of which of the following genera are the most common sexually transmitted bacteria in the…

A: Correct answer is Chlamydia Chlamydia is a common sexually transmitted disease (STI) caused by…

Q: Write a brief description of Escherichia coli, Yersinia Pestis, Yersinia enterocolitica

A: All the bacteria belonging to different families and having different characteristics. Their shapes…