What is the basic purpose of the paper chromatography?

Q: Why safranin is used as the sample dye?

A: Safranin is utilized as a counterstain in some staining conventions, shading cell cores red. This is…

Q: How could you utilize fluorescence quenching in the different analytical application? Please answer…

A: Fluorescence quenching is a significant method for estimating restricting partiality among ligands…

Q: What is gel electrophoresis and why is it important? Write in detail.

A: Electrophoresis is the technique that is used to separate biomolecules that have a charge in them.…

Q: The two most abundant pigments in the chromatography results were carotene and Xanthophyll. What…

A: A photosynthetic pigment is a pigment which is found in green plants and do not  absorb all the…

Q: eservatives cannot be used for direct + mount ?

A: The disease is a state of the body in which the physiological mechanisms do not function in a normal…

Q: Why Purified synthetic alcohol is preferred for level vial?

A: An alcohol is an organic compound that carries at least one hydroxyl functional group (-OH) bound to…

Q: What is the principle of Giemsa staining and  components of Giemsa stain?

A: The cells are the basic structural and fundamental unit of the living system. It consists of…

Q: Why is a blank used in the spectrophotometer before the actual pigment is tested?

A: spectrophotometer is a device used in spectral analytical techniques like UV spectroscopy , in which…

Q: What are the limitations of UV Visible spectroscopy and fluorescence spectroscopy? Include reference…

A: Spectrophotometric analysis has been widely used in biomedical science to determine the…

Q: How can polarography detect the analyte?

A: Jaroslav Heyrovsky discovered polarographic method   Polarography is a simple method in analytical…

Q: What is the correlation between radiation “energy” and the mechanisms of sterilization?

A: Safety is of utmost importance while working with any contagious or pathogenic substance or living…

Q: Why is UV light used in Column chromatography experiment ?

A: A chromatography procedure used to separate a single chemical compound from a mixture is known as…

Q: What are the two principal types of mass spectrometry?

A: Mass spectrometry is used to determine the mass-to-charge ratio of ions and separate them according…

Q: What are two types of compounds that make up the resin for column chromatography?

A: Column chromatography is a technique used for the separation or purification of biomolecules such as…

Q: How is fluoroscopy different from radiography?

A: Radiography and fluoroscopy are imaging techniques used in the medical studies. The Radiography or X…

Q: omatography with other chromatography

A: Chromatography can be defined  laboratory technique for the sepration  of the mixture. The mixture…

Q: What is the secondary stain in both acid-fast stain methods?

A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…

Q: What is the difference between an antiseptic and a disinfectant? Can the same chemical be used for…

A: Antiseptic Disinfectant 1.       These can slow down the growth as well as can kill the…

Q: What is one advantage of a pour plate over a streak plate?

A: The pour plate method is a technique used to count the number of colony-forming bacteria found in a…

Q: Which technique is preferred in the separation of fatty acyl methyl esters from a mixture?a)…

A: Chromatography is defined as the physical method that can be used for separating different…

Q: Chromatography technique works on the principle of

A: Chromatography is a technique used for separation of mixture by using a moving solvent.

Q: What is the difference between Giemsa and Wright stain?

A: Staining is a technique used to enhance contrast in samples, generally at the microscopic level.…

Q: How could hemophiliacs benefit from affinity affinity chromatography?

A: Hemophilia shows the X linked recessive pattern of inheritance.This disease mostly affected the…

Q: For microprojectile bombardment, the particles used are typically? a. Nickel b. Tungsten O c.…

A: Ttransformation is a biotechnological process where a foreign DNA molecule is inserted into the host…

Q: What is meant by the term plating efficiency?

A: The cells are cultured over the plate at the particular growth conditions within a particular time…

Q: What is the secondary stain in both acid-fast stain methods?In the Ziehl-Neelsen acid-fast stain,…

A: Staining is a technique used in slide preparation to color the specimen. With light microscopy,…

Q: What is the importance of sllid width in fluorescence spectroscopy

A: Fluorescent microscopy is often used to image specific features of small specimens such as microbes.

Q: The most commonly employed chemical test to determine the presence of blood in stain found at the…

A: Answer is option E"Teichman's test". this test is also called by names haematin crystal acid test or…

Q: What types of compounds make up the gels used in electrophoresis?

A: The types of macromolecules usually separated on Agarose gel are : Nucleic acids-mainly DNA…

Q: in paper chromatography what is the basis of pigments separate?

A: Paper chromatography is a technique in which different types of pigments can be separated from each…

Q: What is the working principle of raman spectroscopy.

A: Raman spectroscopy helps in determining both qualitative and quantitative information of the analyte…

Q: Write the protocol for lactophenol blue stain method indicating; materials,  reagents,  Principle,…

A: Fungi consist of a broad class of organisms from single yeast to multicellular organisms like…

Q: What are the different types of chromatography?

A: Introduction Chromatography is a biotechnique used for the separation, identification, and…

Q: What is the best streaking technique in a culture media? Explain

A: In microbiology, there are five I's that symbolise five different procedures used in the laboratory…

Q: Aside from Paraffin, what is your recommended infiltrating medium for routine purposes? why?

A: INFILTRATION is the process in which the clearing agent is completely removed from the tissue and…

Q: Which among the ingredients of this product is the main preservative? Explain.

A: For centuries, people have been preserving food. It all began with the ancient practice of…

Q: In staining, why is there a need for contrasting stains?

A: Answer

Q: What products are sterilized using high energy ionizing radiation?

A: Sterilization is the process of killing microorganisms.

Q: Why is cobalt chloride paper used in the experiments?

A: The indicators are used in the experiment to detect the distinct observable change. Many types of…

Q: Write down the materials, reagents, Principle, procedure  and results for Ziehl-Neelsen stain

A: It is a differential staining technique which was first developed by Ziehl and later on modified by…

Q: Which of the following scientists use this X-ray crystallography?

A: X-ray crystallography is the experimental science determining the atomic and molecular structure of…

Q: What is the purpose of setting the spectrophotometer to zero absorbance using a blank solution?

A: Spectroscopy is a procedure utilized for the evaluation, portrayal, and basic investigation of a…