6) Identify the most correct choice: a) The first antibiotic ever used was to kill the mold Penicillium. b) Oncolytic viruses are those viruses that cause cancer in the human body. Oc) In bioremediation, fungi but not bacteria, can be used to clean up toxic waste. d) None of the above

Q: Select all of the following that applies to the tradeoff between transmission and virulence that…

A: Tradeoff means when one event cannot increase without a decrease in another.

Q: All of the following are emerging infectious diseases excepta) smallpox.b) hepatitis C.c) Lyme…

A: Answer is a.)  smallpox.

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: Which of the following highly contagious viruses is a single-stranded ribonucleic acid (RNA) virus…

A: Respiratory Illness: Respiratory illness refers to a group of disorders that affect the lungs and…

Q: A vaccine that employs a toxoid is based upon a ______. A) antibody B) attenuated virus C) histamine…

A: A vaccination is a pharmacological substance that enhances a person's resistance to specific…

Q: A) B) C) D) E) 8) List 5 ways that the current novel coronavirus and the disease it causes differs…

A: The coronavirus, also known as COVID-19, is a respiratory illness caused by the SARS-CoV-2 virus. It…

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: 65. The effectiveness of metronidazole, useful in treating active amebic infection, is dependent on…

A: The effectiveness of metronidazole, which is commonly used in the treatment of active amebic…

Q: Spongiform encephalopathies are 1) caused by prions. 2) chronic, fatal infections of the nervous…

A: Spongiform encephalopathies are pathological diseases that can affect both animals and humans.…

Q: Why must the top agar be supplemented with maltose? A) Maltose allows for binding of the phage to…

A: Plate cultures of bacteriophage are prepared by combining phage with susceptible host cells in top…

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: Why must a new flu vaccine be manufactured annually? A.) The flu causes mutations in the host cell…

A: Introduction  We are surrounded by various pathogens such as bacteria, viruses, fungus etc. Every…

Q: Selective toxicity of a drug refers to  a) damage to pathogenic organisms only b) damage to…

A: Toxicity is described as the potential of a chemical substance to can cause harm to live beings…

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: Which of the following would NOT be a reason that a clinical trial is unethical? a) Researchers…

A: The question is asking us to identify which of the given options would not make a clinical trial…

Q: 8. All the followings can be produced through Industrial Microbiology techniques except: a)…

A: Genetic engineering, molecular biology, and recombinant DNA technologies are all included in the…

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: What is the most critical factor in preventing hospital-acquired infections? A) Prescribing…

A: Patients who are not infected at the time of their admission contract hospital-acquired illnesses…

Q: Identifying an unknown bacterium is an essential step in the diagnosis and treatment process. Since…

A: An antibiotic is a type of medication used to treat bacterial infections. It works by either killing…

Q: Commercial canning processes are designed to ensure destructionof which of the following?a) All…

A: The process of canning is performed to eradicate the harmful pathogens from the packed food. The raw…

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: Which of these statements concerning Creutzfeldt-Jakob disease(CJD) and vCJD is true?a) CJD occurs…

A: Prions or proteinaceous infectious agents are some of the protein molecule-based disease-causing…

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: Which one of the following categories for antibacterial agents is most likely to have toxic side…

A: Antibacterial agents Antibacterial agents are the agents that fight against pathogenic bacteria.…

Q: Which of the following is NOT a feature of genetic reassortment? A)  a host cell is coinfected with…

A: Genetic reassortment is the changes in the genome of the virus that affect the host. This helps in…

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: Staphylococcus aureus can be responsible for all of the following conditions excepta) impetigo.…

A: Answer is d.) scaled skin syndrome.

Q: When speaking about an antibiotic's SPECTRUM, to what are healthcare providers referring? A) The…

A: In this question asked about antibiotics effect on the infection.  Detailed solution in step 2.

Q: 28. Class VI animal viruses include the retroviruses such as HIV. What type of enzyme does HIV…

A: The correct option is A) Reverse transcriptase. When the HIV has gained entry, the introduction of…

Q: As part of your job in an international pharmaceutical company you are given the task of: a)…

A: Vitamin C ( L-ascorbate) is one of the biomolecules which many animals can biosynthesize, but not…

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: Antibotic/drug resistance in bacteria results from mutations induced by the anitbiotic which enhance…

A: Introduction Antibiotics are the drugs/medicines which are produced from microorganisms and inhibit…

Q: The purpose of an analytical study is toa) identify the person, place, and time of an outbreak.b)…

A: Answer is b.)identify risk factors that result in high frequencies of disease.

Q: The antibiotic susceptibility testing results of Staphylococcus showed zones of inhibition (absence…

A: Staphylococcus aureus is a round-shaped gram-positive bacterium, generally found on the skin and…