1. Why does nitric acid stain the skin yellow? 2. How does the Xanthoproteic test differ from the Heller's test? 3. What is the formula of the colored precipitate obtained in the Nitroprusside test?

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: 1. Discuss the principle of the test. 2. What are the physiologic and pathologic causes of deranged…

A: Fibrinolysis is a significant indicator of cardiovascular health. It measures the time required for…

Q: Calcium Chloride. Dosage forms, qualitative and quantitative analysis

A: Calcium chloride is an essential component for human body. It helps in the muscle movement, heart…

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: How will you differentiate VDRL from RPR Card test? 2. Give the composition of VDRL reagent and…

A:

Q: What is the principle of Molisch test, Benedict test, Biuret test, Xanthoproteic test, Sudan test,…

A: The tests that are mentioned above are the tests used for identification of biomolecules like…

Q: Describe the proper technique for performing reagent strip testing.

A: In some neurological disorders, such as meningitis, the initial evaluation of cerebrospinal fluid…

Q: 1. give vivid outline and S.O.P of the types or forms of latex agglutination and gelatin particle…

A: Agglutination tests detect antibody or antigen and involve agglutination of bacteria, red cells, or…

Q: Catalase Test: Give me the expected results for Staphlococcus epidermis and Staphlococcus aureus

A: This test is used to distinguish between gram positive cocci whether streptococcus or staphylococci…

Q: A. CH-(CH3)1u--ou CH-0-Č-(CH,),n-CH, ÇH3 CH2OH C. ,A. CH,-(CH,)16¬Ĉ–OH CH3 CH3 CH,-…

A: The acrolein test: It is the specific test for the determination of the presence of fats or oils on…

Q: 2. Write the equation involved in all 4 tests above. 1. Osazone test 2. Fehling's test 3. Benedict's…

A: The reactions of carbohydrates are used to identify reducing sugars.  Osazone test : This is also…

Q: 1. Give other methods used in the screening of tannins.   2. Give six examples of reagents that…

A: Tannins are vital bioactive compounds dominating the global market today. They have various…

Q: 1. Give at least 2 serological tests used for infectious mononucleosis.

A: Introduction Infectious mononucleosis, or "mono", is an infection usually caused by the Epstein-Barr…

Q: 1. Do betadine, glutaraldehyde, rubbing alcohol, and hydrogen peroxide act as sporicidal…

A: 1. **Sporicidal Disinfectants:**   Sporicidal disinfectants are agents capable of destroying or…

Q: The ___________ color test reagent turns orange-brown in the presence of amphetamines.!

A: A biochemical substance that induces physiological responses, when introduced into the body, is the…

Q: In order to view Treponema pallidum, the causative agent of syphilis, under the microscope, you can…

A: In test we are detecting a bacteria under microscope (fluorescence microscope) and the tag are uses…

Q: . Movement of flagella is due to water molecules vibrating off the flagella.  True  False 2. What…

A: Flagella are hair like structure which play important role in locomotion of cell. Flagella looks…

Q: Is proteus vulgaris positive or negative in lia test? Why?

A: Proteus vulgaris is a gram negative bacteria that test positive for indole and catalase production.…

Q: Answer all the questions. 1. What is the importance of bacterial staining in diagnosing a disease?…

A: INTRODUCTION The bacteria are stained before putting it under the microscope is to enhance the…

Q: 1. Describe the proper technique for performing reagent strip testing.

A: These are the plastic strip consists of chemicals. It changes colour when dipped in urine.

Q: List the different reagent strip tests with their principle 2. Enumerate 5 clinical significance…

A: DIFFERENT REAGENT STRIP TEST:- 1.Urobilinogen 2.Bilirubin 3.Ketone 4.Blood 5.Protein 6.Nitrite…

Q: How does one can differentiate staphylococcus aureus from streptococcus, with the test use, color,…

A: • Staphylococcus aureus is the most risky of the entirety of the numerous normal staphylococcal…

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: Explain how staphylococcus capitis  test is different from streptococcus salivarius  test ?

A: Streptococcus salivarius and Staphylococcus capitis are both pathogens for humans. These two…

Q: what are the important principle in polyphenoloxidase test

A: Polyphenols, as the name sounds is a large family of organic compounds that are characterized by…

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: Why is the AFB stain so important when diagnosing leprosy?

A: Leprosy  The disease leprosy caused by bacterium Mycobacterium leprae. This is a chronic disease…

Q: 1.What factors are involved in determining the significance of an isolate from a positive blood…

A: Blood culture isolates are obtained to determine the blood stream infections which are called…

Q: How does a positive reaction in an ELISA test appear? How manywells are positive in figure ?

A: ELISA or Enzyme-linked Immunosorbent Assay is a technique in which the specific ligand for antibody…

Q: 1. What is the chemical basis for a positive test in Barfoed's Test? 2. What is the chemical basis…

A: The qualitative tests are used to detect the presence or absence of a substance. Different…

Q: Enumerate the common tests employed to the following dosage forms and give the reason why the test…

A: The various dosage form have to go through some test in order for them to be reagrded safe for use…