What is a xenograft? O Grafts sourced from animal organs. Grafts sourced from the patient's twin sibling Grafts sourced from other individuals O Grafts sourced from the patient's own tissues
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- QUESTION 5You are asked to recommend an antibiotic to treat potential pathogenicityt in an animal. Describe a method which will allow you to make this recommendation.Question (1)-Describe the three different methods of horizontal gene transfer among bacteria and mention their significance. Be specific when discussing the donor versus recipient cell, and if the donor and recipient cells are still alive after each horizontal gene transfer event is complete. *Please go into detail if possible on what the donor and recipient cells if they are still alive also after each gene transfer. I have a test coming up that I’m trying to learn all I can about this. Thank you so much!*Question 19Your patient presents with signs and symptoms consistent with a viral upper respiratory tract infection. Which of the following specimens should you collect? Question 19 options: a) Throat swab b) Nasopharyngeal swab c) Sputum sample d) Chest x-ray
- Question:- 17. The optimal volume for blood-culture collection on adults is a. 20 mL of blood per bottle b. precisely 10 mL of blood in each of two bottles c. 20 mL of blood distributed betvveen two bottles but not exceeding 12 mL per vial d. dependent upon the patient's body weightQuestion 20 Medical microbiology laboratories are using molecular methods more and more to facilitate pathogen identification. What are the advantages of molecular methods, compared to traditional cultures? Question 20 options: a) Molecular methods provide rapid, quantitative results even for pathogens that have mutated b) Molecular methods are associated with increased sensitivity and yield rapid results c) Molecular methods are associated with increased sensitivity, and yield rapid results related to susceptibility testing d) Molecular methods yield results that remain positive for a long period of time, and are resistant to contamination with commensal organismsQuestion:- 1. Innate immunity is a defense mechanism that present at 2 years True False 2. ELISA test determine by antibody linked to enzyme- True False 3. Which of the following is not antifungal? Tetracycline Nystatin Flucytosine None of the above Amphotericin B
- questions are attachQuestion 24 pts When we are vaccinated against SARS-CoV-2, what happens? (select all correct answers) Group of answer choices a) Our adaptive immune system becomes primed to recognize the SARS-CoV-2 virus. b) Our DNA becomes modified. c) We will permanently have viral proteins in our cells d) Our cells will make a partial or complete viral protein, which our immune system will recognize as foreign. e) Memory cells will be ready for a new infection.Question 1 Nursing. Innate lymphoid cells reside primarily in tissues such as the lungs, the lining of the gastrointestinal tract, and the skin, because these sites represent the major routes of entry of pathogens into the body. Several different subsets of innate lymphoid cells exist, and each is specialized to respond to a category of pathogen (e.g., viruses, extracellular bacteria, helminthic parasites, etc). a) True b) False
- Question:- 1. The complement pathway is a series of steps and the final steps lead to an effector function initiated by C3 or C5. Please name the effector function and describe the steps in the effector function of C5, (after C5b is produced). 2. CD8+ T cells and natural killer (NK) cells are two cells in the immune system with overlapping effector functions. List 5 similarities between these cell types, please organize your answer into a table or point form format. If you discuss cytokines please list specific names (ie IL-490, IFN-7).QUESTION 10 Remdesivir is converted in vivo to CMP analog and then phosphorylated to CTP analog. a successful treatment for Ebola. There are more than 1 correct answers in the other choices. a potential chain terminator for the replication of RNA viral genomeQuestion 7What is the primary determinant of virulence in Streptococcus pneumoniae? Question 7 options: a) The ability to lyse red blood cells b) The presence of a polysaccharide capsule c) The presence of train-specific teichoic acids in its cell wall d) The production of pneumolysin