At which wavelength is UV radiation most germicidal? Explain.

Q: 1.At which wavelength is UV radiation most germicidal? Explain. 2.What limited protection do cells…

A: Cells are the basic unit of life, and they are the smallest and simplest structure that can perform…

Q: Name the four primary factors that directly affect the quantity of scatter radiation fog. Choose the…

A: Scatter radiation fog: A radiography image's background noise or haziness is sometimes referred to…

Q: Define a free radical. List and discuss at least three factors that are attributed to free radical…

A: Damage to free radicals contributes to the etiology of many health problems such as cancer,…

Q: Write a short report about the following: Ion Beam Lithography X-ray Lithography Extreme…

A: Ion beam lithography Ion beam lithography is the practice of scanning a focussed beam of ions in a…

Q: On the basis of the formula for resolving power, explain why asmaller RP value is preferred to a…

A: The microscope has good resolving power and magnification. Resolution means determines the…

Q: Why is ionizing radiation more effective than UV radiation forsterilization of food products?

A: Ionizing radiations are the radiations that are released by the atoms that travels in the form of…

Q: Film badge dosimeters typically include filters to target specific types of radiation. A film badge…

A: plastic film badge filter is an old monitoring device.

Q: Why might Gamma irradiation be considered better than using UV radiation?

A: It is required to provide reason that Gamma irradiation is considered better than using UV radiation…

Q: Heavy metals can denature proteins. What are some denature going agents?

A: Answer Proteins are involved in all almost all biological processes.  For a protein to function…

Q: e tubes containing sucrose, how would you classify the situation in terms of solvent movement ? (…

A: Tubes containing sucrose When the tubes present in higher concentration of the solute (high sucrose)…

Q: What does the absorbance at 280 nm detect? O aromatic amino acid side chains O chaotropic salts O…

A: Absorption at any wavelength detects the presence of specific compounds or biomolecules in a sample.…

Q: Why Nitrogen (or Argon) Gas Is Used as a Wine Preservative?

A: Argon is a highly stable, tasteless, and odourless chemical element. Argon is two and half times…

Q: Why photochemical oxidants are usually more prevalent in large, sunny urban areas with heavy…

A: The phytochemical oxidants are the NO2, ozone, and peroxyacyl (PAN) nitrates, which are known to…

Q: all toxic materials subject to biological magnification? What are the requirements for magnification…

A: Biological magnification is the process by which certain substances become more concentrated as they…

Q: Why is immobilization a good strategy for dealing with uraniumpollution?

A: Uranium (U) is a radioactive chemical element of the actinoid series of the periodic number with an…

Q: Explain why you can use OD675 (optical density at a wavelength of 675nm) as a proxy for cell density…

A: Algae are group of predominately aquatic, photosynthetic, and nucleus bearing organism lacking true…

Q: What are the advantages of UV disinfection versus, or as acomplement to, chemical disinfection with…

A: UV disinfection treatment is a very rapid physical process for disinfecting or sterilizing any…

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: Aquous phase Interphase Organic phase

A: RNA present in the Nucleus so we extract RNA we use various methods 1. Trizol method: Trizol is…

Q: If a yellow pigment was present in the extract, as indicated in the chromatogram and its absorption…

A: Pigments are the coloured substances found in plants. Pigments help in photosynthesis and give a…

Q: Why does picric acid and tannic acid are used to treat burn?

A: Picric Acid, is an organic compound chemically known as 2,4,6-trinitrophenol. It is a pale yellow…

Q: What volume of water is needed to make the following primer stocks solutions? Primer 1. 25 nM…

A: DNA Replication is the process by which one double-stranded DNA molecules gets replicated to produce…

Q: 1. Your graph should have two "peaks." At the highest of the two, what wavelength was most strongly…

A: Photosynthesis is a process by which plants produce chemical energy with the help of sunlight. This…

Q: Discuss the physical orig ins of the gross selection rules for infrared spectroscopy and vibrational…

A: The basic principle of all spectroscopic techniques is to focus a beam of electromagnetic EM…

Q: You will grow the bacteria in a liquid mediacal led Luria-Bertani(LB)broth. The broth contains 115…

A: Bacteria are prokaryotic, microscopic, unicellular organisms. They are studied after being grown in…

Q: How do you account for the low Iodine Number (8 – 10) of coconut oil?

A: Saturated oil  Saturated oil are those oil which are solid at room temperature. They do not have…

Q: What are blue revolution?

A: In India, Green revolution is an outburst in agricultural productivity; white revolution refers to…

Q: Alpha carotene has an Rf value of .97. Explain the significance of this value in terms of the…

A: When doing thin layer chromatography, the stationary phase is the water molecules trapped in the…

Q: Write a note on detection of biomolecules by CuS nanoparticles?

A: Detection of Biomolecules by CuS Nanoparticles -- We have to understand what in Nanoparticles , how…

Q: Question is attached

A: Note - we answer one question at a time.   Gas chromatography is a technique that is used for the…

Q: What wavelengths of electromagnetic radiation possess sufficient energy to be antimicrobicidal?…

A: Electromagnetic radiation travels as waves at maximum speed (speed of light). X-rays, gamma rays,…

Q: How can UV radiation, Gamma radiation, and Filtration of controlling microbial growth affect cells?

A: Several physical methods are used to control the growth of microorganisms. Radiation and filtration…

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: List five (5) factors that influences toward the formation of particle growth.

A: There are three processes or stages which are involved in the particle growth formation:- 1.…

Q: Paper Chromatography question 1. If there are two unknown samples yielded the same Rf value in the…

A: Paper chromatography is technique of seperating mixture of components based on their distribution…

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: Different light source requires for the molecular absorption spectrometer and for an atomic…

A: A spectrometer is any instrument used to measure change in spectrum. This could be a mass-to-charge…

Q: what is the difference between volatile oils and fixed oils in terms of degradation?

A: Oil is a triglyceride that is liquid at room temperature. It is a nonpolar chemical substance that…

Q: Why is it necessary to store the molten agar in a water bath at 50 degrees Celsius?

A: Introduction:-  Agar is made up of two polysaccharides: agarose and agaropectin, with agarose…

Q: what are the names of radiation process in the sequence of events along with the time it takes for…

A: Linear energy transfer (LET) is the energy transferred per unit length of the track and a special…

Q: Why is Carotene more soluble, chlorophyll b least soluble?

A: Carotene helps chlorophyll by transmitting the amount of light absorbed by them. It is found in…

Q: Bacteria have equivalent diameters of 2x 10-6 m and densities of approximately 1 kg/L. Under optimal…

A: To determine the mass of bacteria that would accumulate in 72 hours under optimal growth conditions,…

Cancer Therapy