Of the two principal polymers used in column chromatography and electrophoresis, which one would be most immune to contamination by bacteria and other organisms?

Q: Define the sub coating technique

A: Tablets solid formulations that undergo several modifications in the body. So, to decrease the loss…

Q: Why is the order of separation based on size opposite for gel filtration and gel electrophoresis,…

A: Gel filtration and gel electrophoresis are biochemical techniques used for the separation of…

Q: Various methods have been developed for detecting proteins. Describe how radioisotopes and…

A: Introduction Radioisotopes are the radiolabelled atoms used in tracing the path as they follow from…

Q: Which of the alternatives below indicates techniques used both to purify and to concentrate…

A: Proteins are polymers of amino acids linked by peptide bond and it is one of the important…

Q: Why is polyacrylamide gel is used in electrophoresis?

A: Introduction  Electrophoresis is a widely used laboratory technique for separating and analyzing…

Q: The diffraction limit describes the limitationof light microscopes to distinguish objects less than…

A: Combining image gathering with computationally intensive image analysis can yield a wealth of…

Q: Why are biochemical tests used to identify microbes?

A: Microbes are living organisms that are very small and can be seen only with the help of a…

Q: If these cells are actually Gram +, which of the following likely occurred during the staining…

A: The Gram's method may be a standard laboratory method wont to divide bacterial species into two…

Q: The Cavity Ring-Down Spectroscopy (CRDS) technique offers greater  sensitivity compared to other…

A:

Q: what is gel electrophoresis

A: Question : What is Gel electrophoresis,?

Q: Gel used in electrophoresis is/are: a. Agarose gel b. Polyacrylamide plain gel c. Polyacrylamide SDS…

A: Electrophoresis is a method used to separate mixtures of RNA , DNA or proteins according to their…

Q: What are the underlying physical principles of paper chromatography? What is spectrophotometry, the…

A: Analysis of different compounds quantitatively and qualitatively is an important aspect of research…

Q: What are the disadvantages of doing a total microbial count by examining wet mounts under the…

A: Ans- Wet mounts have the following drawbacks: The benefit of being able to observe movement can also…

Q: What are some methods to prevent contamination during streak plating a medium?

A: Streak plate method is one of the most important methods used by the laboratories to isolate single…

Q: What factor allows molecules to be separated by chromatography?

A: To find The factor that allows molecules to be separated by chromatography

Q: What are the differences among native gel electrophoresis, SDS-PAGE, isoelectric focusing,…

A: The separation techniques are essential to identify and isolate biomolecules for further biological…

Q: What is the purpose of acid-fast staining? What information can you gain from this procedure? Please…

A: The acid-fast stain is used to identify acid-fast organisms. Acid-fast organisms posess nearly…

Q: Are natural compounds such as cellulose and petroleum oil easier for microorganisms (eg. bacteria…

A: Microorganisms, such as bacteria, fungus, and algae, degrade and change organic compounds into…

Q: In hybridization method, which of the following is pressed onto agar?a) Silicon paperb)…

A: Hybridization method is a standard technique in the molecular biology. Hybridization is the…

Q: What is the difference between normal and reverse phase chromatography?

A: The main Difference between Normal and reverse phase chromatography is 1) In normal phase…

Q: Koch's postulates include all of the following EXCEPT O 1) Isolate the organism in pure culture. The…

A: Koch's postulates are a series of findings and experimental criteria suggested in the late 1800s by…

Q: Jessica placed crystal violet ,grama's iodine and safranin reagents on her bench.Which staining…

A: The correct option is . A Gram's Staining procedure

Q: NMR is considered a low-sensitivity spectroscopic technique. What is the physical basis of NMR's…

A: Nuclear magnetic resonance is a natural phenomenon during which nuclei during a strong constant…

Q: Which statement among A-D is false regarding physical and chemical agents of control? A) O Effective…

A: Sterilization and pasteurization are equivalent processes because both are used to kill…

Q: -For each item listed below, select a sterilant that you feel is the most suitable and effective for…

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

Q: In the assay of citric acid, what do you think about the nature of solution sample ? a) Before…

A: In the citric acid assay, the concentration of the citric acid is used to determine with the help of…

Q: How can you tell if the current or the gel electrophoresis is already running and what are the…

A: Gel electrophoresis is the process where DNA, RNA, and protein fragments get separated depending on…

Q: Transparent double-sided dishes used for growing microbes are most commonly called A) Petri dishes.…

A: The micro organisms are grown in specific containments for identification of the characteristic…

Q: ExplaintheadditionalhealthriskstoapatientundergoingaCT scan as compared to an ordinary X-ray…

A: Radiation is sent through the body during an X-ray, commonly known as a radiograph. High-calcium…

Q: gel electrophoresis

A: Gel Electrophoresis is a simple , rapid and analytical technique which is used for separating the…

Q: Which of the following best explains why there is no growth on plate II? (a) The initial bacterial…

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye.…

Q: thanol has been carried over into your DNA sample (two answers possible here, select both of them)…

A: DNA is not soluble in ethanol . But when ethanol is there DNA gets separated by forming white…