Q: The members of which two domains cannot be distinguished microscopically?
A: The members of which two domains cannot be distinguished microscopically.
Q: Match the PAMP to the type of pathogen it is specific to. 1) Peptidoglycan 2) Lipopolysaccharides…
A: a)Gram-Negative bacteria:- 2) Lipopolysaccharides
Q: Which of the following is true of an infectious disease? they can be spread from one host to another…
A: Disease is a specific abnormal condition that negatively affects the structure or function of an…
Q: Which of the following is NOT a health benefit of the microbiota? compete for food sources O…
A: Microbiota is the actual microorganisms that live on and within us.The microorganisms living in a…
Q: Discuss the following statement: “Viruses exist in the twilight zone of life: outside cells they are…
A: The small microscopic organisms that cannot be seen with the naked eye are called microorganisms.…
Q: Name two portals of exit used by organisms that infect the digestive tract.
A: The digestive tract is a long hollow tube of varying diameter which is a part of the digestive…
Q: Saprophyte is Type of microbes that capable of causing disease in host. Type of bacteria that…
A: Microbes are referred to as microorganisms that naked eyes can not visualize. They are present…
Q: • Choose 1 Infectious Disease and apply the chain of infection cycle. • Alongside each chain,…
A: An illness that disrupts the body's normal function caused by parasites, fungi, etc., is an…
Q: Which of the following is NOT true of bacterial exotoxins? Important in the pathogenesis of many…
A: Toxins are any harmful molecules that can disrupt normal body functions. Exotoxins are those toxins…
Q: Which of the following descriptions are correct about episomes? 1. Episomes are genetic elements…
A: Introduction:- Episomes or plasmids are DNA fragments found in the cytoplasm or connected to a…
Q: Which of the following are not DNA viruses?a) Hepatitis B virusb) Influenza A virusc) CMV virusd)…
A: Viruses have diversity in terms of the structure, the method of replication, host and target cells.…
Q: isolated in pure culture?
A: Helminths cannot be isolated in pure culture
Q: In your textbook, read about the symptoms of disease. Complete the graphic organizer about the steps…
A: The steps of viral infections are shown below.
Q: Viruses can avoid the human immune system by Intracellular reproduction Remaining inactive in a host…
A: Viruses avoid the human immune system basically by increasing the intracellular reproduction.…
Q: A virologist needs to remove all bacteria from a solution containing viruses without removing the…
A: Viruses are infectious organisms that are neither considered living or nonliving due to the fact…
Q: The normal microbiota part of the _______ line of dense First Second Third Fourth
A: A disease is an abnormal condition that affects the structure or function of an organism and is…
Q: All viruses have which components in their infectious particles? O Nucleic acids, protein coats, and…
A: Virus are tiny microscopic organisms . They are considered as obligate parasites which shows life…
Q: Clostridium difficile is a part of the normal intentinal microbiota. When multiple antibiotics are…
A: Clostridium difficile is a gram positive bacterium that infects the bowel of a person and causes…
Q: ed by killing bacteria around a central point. it involves chemicals. it reaches a billion…
A: The colony can be defined as the visible mass of microorganisms and all of them originating from…
Q: A microbiologist obtained two pure biological samples: one of a virus, and the other of a viroid.…
A: Viruses (Virus particles or virions) are characterized of consisting of nucleic acids and coat…
Q: When a bacterium is pathogenic, how does it affect its host (the plant or animal that the bacterium…
A: A pathogen is a tiny living organism, such as a bacterium or virus. It may be referred to as an…
Q: In lab, you researched different ESKAPE pathogens. Why are we specifically studying these pathogens…
A: 1)ESKAPE pathogen is a bacteria .This is both gram positive and gram negetive species.Mainly it's…
Q: All prions have which components in their infectious particles? Nucleic acids and proteins Proteins…
A: Prions are particles (non-living) that causes infections. They are very virus like but composed of…
Q: Many disease-causing microbes do not cause disease in every host. Describe a possible reason for why…
A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as the…
Q: All viruses have which components in their infectious particles? Nucleic acids and protein coats…
A: Viruses are usually organisms with acellular structures outside their host. They enter their living…
Q: Which of the following currently no evidence that they are pathogenic to humans? Bacteria…
A: A pathogen is an organism that causes disease to a host organism.
Q: Lipid A is a toxin commonly found in
A: Ans. Lipid A is a lipid anchor in the outer leaflet of Gram-negative bacteria's outer membrane of…
Q: Which of the following statements about viruses is true?a) They contain DNAb) They contain RNAc)…
A: Viruses are obligate intracellular parasites that requires a living cell of the host for its…
Q: Which of the following does NOT contribute to the virulence of a pathogen? The concentration…
A: The answer would be 5: all the above contribute to the virulence of a pathogen
Q: Which best represents a chemical mediator that inhibits pathogen invasion? keratin antibacterial…
A: There are various chemical barriers against infection causing agents such as bacteria. Enzymes in…
Q: Eubacteria can be found in almost any type of environment and are non- pathogenic True False Measles…
A: Introduction :- Bacteria are largely free-living organisms that frequently only have one biological…
Q: Which of the following is the drug for treating a protozoan infection caused by toxoplasma that…
A: Introduction:- Toxoplasmosis is an infection caused by a parasite. This parasite is called…
Q: described
A: Colonization : Presence of bacteria on our body that may or may not necessarily cause harm.
Q: Which of the following is a noncommunicable infectious disease? O a. infection acquired from the…
A: Correct answer is D Because food poisoning due to a preformed bacterial toxin in food is non…
Q: If an antimicrobial drug does not exhibit selective toxicity, what might be a problem experienced by…
A: Antimicrobials These are the drugs used to kill the microbes causing some pathogenesis in the human…
Q: Which of the following terms describes a disease that is caused by pathogens? * acquired infectious…
A: infectious diseases are caused by pathogens,which include bacteria,fungi,protozoa,worms,viruses and…
Q: Which one of these is FALSE about viruses? All viruses need a living host to replicate The same…
A: Introduction A piece of nucleic acid, encased in a protein coat, makes up a virus, an infectious…
Q: Many infectious, pathogenic microorganisms can be carried and transferred by biting arthropods with…
A: Answer is (e) any of the above Infectious agents can enter by any of the mentioned method.
Q: • What is the meaning of : 1. Zoonosis diseases 2. Dead end of infection 3. Mutualism bacteria •…
A: Bacteria are organisms with just one cell. Since there is no nucleus or membrane-bound organelles,…
Q: Which of the following diseases is caused by a pathogen that is NOT a living organism? O A. Guinea…
A: A pathogen is an infectious agent that causes a disease. In general, there are five main types of…
Q: Which of the following is NOT a characteristic of viruses? they are smaller than prokaryotic cells…
A: Viruses have a simple structure made up of a nucleic acid (DNA or RNA) enclosed with a protein coat.…
Q: The simplest correct definition of disease is: cellular dysfunction organ failure…
A: A disease condition can be interpreted based on the characteristics of the disease. So understanding…
Q: Some bacteria secrete a nonprotein material to cover their antigen. This allows it to go unnoticed…
A: Introduction Bacteria Are Single-celled Organisms That Do Not Belong To Either The Plant Or Animal…
Q: List three viral and three bacterial human diseases and give ONE fact about each.
A: Many human illnesses are caused by infection with either bacteria or viruses. Most bacterial…
Q: Which of the following is NOT a true statement about microbial infections and disease? 1. Some…
A: A few hazardous germs, such as less than 1% of bacteria, can infiltrate our body (the host) and…
Q: antibiotics
A: Microbes are organisms that are too small to be seen without using a microscope, so they include…
Q: T/F Viruses evolve are not technically alive.
A: According to guidelines we have to answer the first question only. so please kindly post the…
Q: What of the following statements is true? A Living organisms and viruses are multicellular. B Living…
A: Viruses are infectious agents ;having both living and non living characteristics .The virus particle…
Q: Which of the pathogens in Figure 1 causes disease that cannot cured with antibiotics? * bacterium…
A: Unicellular organisms are the organisms made up of single cell and carries out all the functions…
Q: How will the following factors contribute to the ability of bacteria to invade the host? A.…
A: Pathogens are the organisms that cause diseases.
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- Viruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum A. BOTH Statements are TRUE B. FIRST statement is FALSE; SECOND statement is TRUE C. FIRST statement is TRUE; SECOND statement is FALSE d. BOTH statements are FALSEWhich of the following statements is not correct forviruses?(a) Viruses are obligate parasites.(b) Viruses can multiply only when they are inside theliving cells.(c) Viruses cannot pass through bacterial filters.(d) Viruses are made up of protein and DNA or RNA(never both DNA and RNA). Please try to break the solutions into as many steps as practically possible and the steps should come one by one and they should be short and crisp and plagiarism-free.You have an open area in your house where you have a lot of pigeons and open land. Which disease you think is very common in such setting? Give the name of disease and its causing agent? (hint opportunistic fungus)
- Viruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum * FIRST statement is TRUE; SECOND statement is FALSE BOTH Statements are TRUE FIRST statement is FALSE; SECOND statement is TRUE BOTH statements are FALSEIf an animal virus does not lyse the host cell and does not produce symptoms, it is best described as morbid. chronic. latent. non-infectious.Which one of the following is responsible for converting milk into curd? A. FungiB. BacteriaC. VirusD. None of these
- You have a petri dish containing 1 x 106 adherent cells. You have a vial ofpoliovirus with a concentration of 2.8 x 107 pfu/ml. How much volume of the stockvirus should you add for an MOI of 1.0? MOI means: multiplicity of infectionWhich of the following infectious agents is most likely to cause a pandemic?a) Influenza A virusb) Streptococcus pyogenesc) Histoplasma capsulatumd) Sin Nombre viruse) Coccidioides immitisMatch the PAMP to the type of pathogen it is specific to. 1) Peptidoglycan 2) Lipopolysaccharides 3) RNA 4) DNA Here is the options: a) Gram-negative bacteria b) Viruses c) Gram-positive bacteria
- One of the following is CORRECT of the characteristics of herpesviridae? Can be dormant in the host cell is an air-borne and water-borne Some genera are oncogenic In some cases, it can reactivate and cause disease for life Viral nucleic acid is found in the host cell’s cytoplasm All of the above Both A, Cand D Both C and D Both B and EWhich of the following viruses causes chronic persistent infections? a. hepatitis B c. parvovirus b. smallpox d. varicella-zoster virusAll viruses can be grown in cell cultures. True False All viral infections can cause CPE. True False
