Brown algal natural products have been used as chemotaxonomic markers (true or false)

Q: Between Bacillus megaterium, Bacillus sphaericus, and Bacillus subtilis, which are positve for…

A: MSA or Mannitol Salt Agar is a differential and selective medium that encourages the growth of some…

Q: 2. Diagram (draw) how biofilms forms on the surface of an indwelling device. Explain how biofilms…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Invading microbes can be imprisoned by a ______________.   Question options:   blood clot…

A: Introduction : The immune system is a collection of specialized organs, cells, and substances that…

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A: In this question, we have to answer that cellular respiration is which type of reaction.

Q: Between, Shigella flexneri and Shigella sonnei, which are positive and which are negative for…

A: Shigella is a group of gram-negative, non-motile, non-capsulated, non-endospore-forming bacilli that…

Q: You want to conduct an microbiological test for a non - aqueous preparation intended for oral use.…

A: The acceptance criteria is based upon the total aerobic microbial count (TAMC) and the total…

Q: The predominance of squamous epithelial cells with few WBCs in a sputum sample would be adequate for…

A: The sputum culture is specific test that checks for bacteria or another type of organism that may be…

Q: Phenylethyl Alcohol Agar Blood hemolysis DNase Gelatinase Coagulase Staphaurex Latex Bead…

A: Bacteria are the single-celled organisms that consists single strand DNA and do not have nucleus or…

Q: What is the importance of an antimicrobial removal device (ARD) blood culture system?

A: When bacteremia or septicemia is suspected, blood culture is the obvious investigation asked for.…

Q: STREPTOCOCI Gram positive cocci in chains, spherical to ovoid Catalase (-) Non-motile ; Capnophilic…

A: STREPTOCOCCI They are gram positive  cocci arranged in chains or pairs . They are members of the…

Q: Describe the differential property of blood agar for the isolation and identification of…

A: Blood agar is the medium containing general nutrients and 5% sheep blood. Staphylococci are…

Q: - Explain another methods by which cytotoxicity is measured ?

A: Certain substances or mediator cells have the capacity to kill live cells. can be triggered by a…

Q: discuss the camp test and beta hemolysis in L. monocytogenes. Give the principles, procedures,…

A: Listeria monocytogenes is a gram positive, motile and rod shaped bacteria. They are facultative…

Q: Physical methods of sterilization include :

A: disclaimer: since you have posted multiple questions we have answered the first question for you. if…

Q: What is the main purpose of haemolytic tests? What is the main substance responsible for this…

A: Pathogenic microrganism are the microbes that has capability to cause disease and infection inside…

Q: Between Shigella flexneri and Shigella sonnei, which are positive or negative for methyl red test…

A: Genus Shigellae are Gram-negative rod shaped, facultatively anaerobic, non-motile, non-spore-forming…

Q: Give examples of othe histological stains that. Would be useful for acute HBV infr

A: Acute HBV infection is a viral infection caused by the hepatitis B virus (HBV) that typically lasts…

Q: Discuss the principle and step by step procedure of Dry Blood Spots collection.

A: Blood sampling A venous blood sample is usually preferred for routine laboratory tests. Arterial…

Q: Show a diagram of beta-hemolysis and alpha-hemolysis by different bacteria on blood agar and explain…

A: Hemolysis is the process by which red blood cells in the blood are broken down by chemicals or by…

Q: explain

A: The beta hemolytic bacteria are the bacterias that causes complete hemolysis of the RBC in the blood…

Q: In general terms, describe how equine albumin antiserum could be obtained. What animal is least…

A: Antisera is a serum which have specific antibodies against specific antigen.

Q: Differentiate between the hypersensitivity reactions involvingan incompatible blood transfusion and…

A: Any condition that interferes with normal body functioning is considered a disease. Immunity is the…

Q: Describe why penicillamine is used to treat cystinuria.

A: Cystinuria is an inherited disease that causes stones made of the amino acid cystine to form in the…

Q: Compare and contrast the method for determining the minimum inhibitory concentration (MIC) with the…

A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…

Q: Create an illustration showing a passive haemagglutination reaction in TREPONEMA PALLIDUM…

A: Treponema pallidum is the causative agent of the infectious disease syphilis. It is transmitted…

Q: Provide the names of the two unknowns using the list of tests attached below .List of possible…

A: Gram stain: microscopy reveals gram positive rod shaped bacilli MSA:no growth on MSA. blood test:the…

Q: Briefly explain the shake-tube inoculation

A: Inoculation is the key process in the microbiology in which inoculum is extracted.

Q: Match the terminology correctly with the definition in the table below (eg A=1). TERMINOLOGY…

A: * A pathogen is a biological agent that infects its host and causes disease or illness. *Bacteria…

Q: indicates elevated amount of hemoglobin hypochromic hyperchromic leukocytosis leukopenia

A: Blood is a body fluid and a part of circulatory system which is involved in circulation of oxygen ,…

Q: Is the pH level of bleach higher, lower, or the same as H. influenzae, S. aureus and S. pneumoniae?

A: Bleach is an alkaline solution made of sodium hypochlorite (NaClO) that is used in both the domestic…

Q: ANTIMICROBIAL Z ZONE OF SUSCEPTIBILITY INHIBITION (mm) RATING Haemophilus sPp. Clarithromycin 12 mm…

A: Susceptibility rating is rating done based on the measurement of zone of inhibition around the…

Q: Why sheep blood added in blood agar preparation does not coagulate prior to its use

A: Introduction:- Sheep blood agar is commonly used to describe haemolytic bacteria for identification…

Q: ANTIMICROBIAL Z ZONE OF SUSCEPTIBILITY INHIBITION (mm) RATING S. pneumoniae Erythromycin 22 mm…

A: Answer: Introduction: Susceptibility means a microorganism like bacteria and fungi are incapable or…

Q: Why is there need to use Normal Saline Solution?

A: According to the bartleby guidelines; if more than one question is asked in single pic;.we are only…

Q: What is the indication of violet blue color in biuret test?

A: Proteins, essential macromolecules in living organisms, play crucial roles in various biological…

Q: What challenges could arise in the treatment of polycythemia with Cytoreductive therapy with…

A: Polycythemia :  It is a form of blood cancer, in which the RBCs are produced excessively in the bone…

Q: Resistance to antimicrobial agents is more commonly seen in hospital-acquired infections with…

A: Bacteria acquire drug resistance and spread within their population. Drug resistance in bacteria…

Q: State whether Bacillus cereus, Bacillus megaterium, Bacillus sphaericus, and Bacillus subtilis are…

A: Bacteria structure is very simple but they are vary complex in behaviour. It is the group which…

Q: Discuss Voges Proskauer test for listeria monocytogenes, give the principles, reagents used if…

A: Principle of Voges-Proskauer test The Voges-Proskauer (VP) test is used to examine whether a…

Q: A milk sample was tested for the presence of typhimurium. Using a 10 microliter calibrated loop, a…

A: Serial dilution is the technique to find the concentration of bacteria in a sample when there are…

Q: Fill in this table with data from the entire lab: TOTAL NUMBER OF PEOPLE IN LAB: (11) NUMBER OF…

A: Sheep Blood agar (SBA) is a general purpose, enriched medium often used to grow fastidious organisms…

Q: Of , Shigella flexneri and Shigella sonnei, which are positive and which is negative for…

A: The ability of an organism to generate the enzyme deaminase is tested using a phenylalanine…

Q: What are the factors to consider when handling a stool sample? Also, in 6-7 sentences, discuss  the…

A: Stool is also known as faeces.It consists of the food which is undigested , bacteria, mucus and some…

Q: To confirm the existence of S. aureus one should look for alpha hemolysis on a blood agar plate.…

A: Staphylococcus aureus is a Gram-positive, round-shaped bacterium that belongs to the Firmicutes and…

Q: Explain Emulsions. What variations are there? Give an illustration of each category. Create two…

A: Emulsion is the dispersion of two liquids that are unblendable. The liquids do not mix each other.…