Which of the following is NOT a method of culturing/growing viruses? A) in embryonated eggs B) in cell culture C) on a bacterial lawn D) in enitre animals or plants E) in media ONLY

Q: The West Nile virus has what mode of transmission? a) Propagative b) Cyclo-propagative c)…

A: Answer- propagative

Q: What method is used by bacteriophages to release from the infected host cell? O 1) budding O 2)…

A: Answer is option 4.)lysis.

Q: Which of the following is characteristic of the lytic cycle? a) The virus-host relationship usually…

A: Introduction: A bacteriophage is a virus that infects bacteria and archaea and replicates within…

Q: The following statements about Streptobacillus moniliformis are all true excepta) it can be…

A: Answer: Introduction: Streptobacillus moniliformis means a non-motile, Gram-negative rod-shaped…

Q: Bacteriophage entry into a host cell involves: a) Endocytosis b) Membrane fusion c) Direct injection…

A: A bacteriophage, commonly referred to as a phage, is a type of virus that specifically infects…

Q: There are fewer antifungal, anti protozoal, and antihelminth drugs compared to antibacterial drugs…

A: The antifungal drug is a drug that is used to kill the fungus. The antiprotozoal drug is a drug that…

Q: Receptor molecules can determine the or tendency of a virus to infect a particular tissue type…

A: Tropism is measured by the presence of virus receptors on the surface of a host cell for several…

Q: Which disease has an environmental reservoir (i.e., soil, water)? A) O pneumonia B) O rabies C) O…

A: Natural reservoirs are a specific population or environment of the organism that act as reservoirs…

Q: All bacteria produce spores. a) Trueb) False

A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial…

Q: 19) in mammalian cell culture which of the following are necessary to maintain  a) nutrient media…

A: Mammalian cell culture is the process of growing animal cells in vitro in a flask or dish. The steps…

Q: Which of the following is not a matching pair?a) Potable water—presence of pathogensb) High BOD—high…

A: Filamentous bulking refers to the uncontrolled growth of filamentous bacteria. Primary treatment…

Q: What is the length of the infectious period given β =  0.002 S = 500 y = 0.2, R0= 5, and threshold…

A: R0 can be defined as the basic reproductive number of a contagious disease. It is represented by the…

Q: What methods are similar in bringing fungal and bacterial specimens from a particular body site?Note…

A: Sample collection from body sites is an important step in the diagnosis, treatment, and…

Q: 8) In Saccharomyces cerevisiae (yeast), what is the term for the production of asexual cells? a)…

A: Saccharomyces cerevisiae It is a species of yeast also called brewer's yeast or baker's yeast as it…

Q: Which statement about Yersinia pestis is false?a) Conditions inside human phagocytes activate…

A: Yersinia pestis is a non-motile, rod-shaped, Gram-negative bacterium that do not consists of spores.…

Q: Endotoxin is associated witha) Gram-positive bacteria.b) Gram-negative bacteria.c) the cytoplasmic…

A: Endotoxin : It is the chemical which is toxic in nature  released from  the bacterial cell when the…

Q: Which of the following statements is false?a) A botulism epidemic that results from improperly…

A: An illness of high rate implies that individuals frequently contract the infection; guests to a…

Q: The Golden Age of Microbiology was the time whena) microorganisms were first used to make bread.b)…

A: Microbiology can be defined as the study of microscopic organisms, such as bacteria, viruses,…

Q: One of the common disease caused by fungi…

A: Answer: Introduction: Fungi evolved first; plants evolved second but not from fungi. Fungi are…

Q: Which of the following is an example of a zoonose? a) An open sewer system next to a vegetable farm…

A: We interact with animals on a daily basis. Different goods made from animal products are used by…

Q: Which of the statements is TRUE about conjugation?   a)  Plasmid DNA is transferred from a donor…

A: In the process of conjugation, genetic material is transmitted from one bacterial cell (donor) to…

Q: Endospores are     a) resistant to extreme temperatures     b) produced by some prokaryotes…

A: Some bacteria of phylum Firmicutes produce a non-reproductive, tough, and a dormant structure called…

Q: Which of the following would be the easiest to eradicate?a) A pathogen that is common in wild…

A: Answer is b.) A disesase that occurs exclusively in humans, always resulting in obvious symptoms.

Q: 5)How does the rate of disease transmission vary with the distribution of individuals? a)Population…

A: Diseases transmission means spread out of a perticular pathogen among the organisms. If it spread…

Q: Which of the folowing statements best describes future generations of these bacteria? A) They will…

A: Antibiotic is used against the bacterial infection, and to suppresses the growth of the bacterial…

Q: When a medical technologist wants to determine if a clinical specimen contains a Mycobacterium…

A: Answer is a.) Acid -fast stain.

Q: What organ can be affected by Hepatitis B, giving rise to the virus's name? A) Kidney B) Cervix C)…

A: Hepatitis B infection is caused by HBV. HBV stands for hepatitis B virus. The virus can be…

Q: If a bacterial culture is started with 50 cells, what will be the cell number after four…

A: Cultured bacteria are any bacteria that grow in the lab by the microbiologist using the required or…

Q: The nurse knows that antimalarial drugs are used to treat patients with infections caused by which…

A: This is the responsibility of the nurse to administer the right drug with the right dose to the…

Q: What is the most common type of nosocomial infection?a) Bloodstream infection     b)…

A: Answer is e.) Urinary tract infection.

Q: Endotoxins are A) O Associated with lipid A of the LPS layer. B) O Secreted from the cell. C) O Part…

A: Endotoxins are substances, especially toxins, which are resistant to heat and are found in a wide…

Q: Bacteria use the following mechanism(s) to resist antibiotics:

A: Antibiotic resistance Antibiotic are the class of compounds that inhibits the growth of bacteria or…

Q: Medications used to treat protozoal infections are commonly referred to as _______________. A)…

A: Introduction Diseases caused by protozoan infections impact many different types of creatures,…

Q: The ________ clones are developed by nuclear transfer into the host cell.a) Artificial b) Natural c)…

A: Cloning is a genetically manipulating procedure that results in a genetically identical cell or…

Q: 34) Which of the following fungal diseases involves an intracellular parasite that partially…

A: Fungi exhibit a dimorphic switch between yeasts and molds. some of the examples of these fungi are…

Q: Botulism is cause by an: a)Rickettsia b)Aneorobic spore forming bacteria c)Gram negative…

A: Botulism is not common  but a serious disease. Botulism can be transmitted through contaminated…

Q: 1) What is NDM-1? How can NDM-1 spread to different types of bacteria? 2) Why are Gram negative…

A: Antibiotic resistance is provided by beta-lactamase, which breaks the structure of antibiotics. A…

Q: Hepatitis virus destroys the cells and may cause the disease: A) Jaundice B) Malaria C) Typhoid D)…

A: Viruses are obligate parasites that multiply and reproduce only within their host cells.

Q: What is the arthropod's role in disease transmission such as malaria?   Question 7 options:   a)…

A: Arthropods, especially ticks and mosquitoes, are responsible for a number of parasitic and viral…

Q: In trypan blue exclusion method the cells that take up the dye are A) Living B) Non Living

A: Hi dear, here’s your answer. The dye exclusion check is employed to work out the quantity of viable…

Q: 10) If the bacterium Staphylococcus aureus experiences a cost for maintaining one or more…

A: Staphylococcus aureus becomes drug-resistant. Genetic mutation is the process that decreases…

Q: Which of the following diseases is least likely to be transmitted by water? a) Hepatitis A b)…

A: Pathogenic microorganisms transmitted through contaminated water produce water-borne illnesses.

Q: What would happen to a virus that found its way to an environment filled only with cells that were…

A: Virus  Viruses are the sub microscopic infectious organisms.

Q: many mushrooms produce toxins that can cause … a) death b) hallucinations c) severe illness d) all…

A: Many mushrooms produce toxins, Which can cause all the above options as they are, Death…

Q: Which of the following are hosts of West Nile virus which are also responsible for infecting…

A: The illness caused by micro-organisms like bacteria, parasites, fungi and acellular organisms like…

Q: Match the following examples to the appropriate type of symbiosis.   - A microbe that lives inside…

A: Introduction:-  a) Symbiosis:- Symbiosis is a close ecological relationship between the individuals…