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

Q: What is the significance of thermotolerant E. coli? How did we use temperature to help select for…

A: The phrase "total coliforms" refers to a vast group of Gram-negative, rod-shaped bacteria with a…

Q: What is the effect of light on microbial growth?

A: Introduction:- The quantity of bacteria in a population, rather than the size of individual cells,…

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: How does a chemoorganotroph differ from a chemolithotroph?A chemotroph from a phototroph?

A: Microorganisms are small organism that cannot be seen by unaided eyes. There are numerous…

Q: What are peptones, yeast extract, beef extract, thioglycollate, and agar? Why are they used in…

A: A suitable nutrient medium that provide appropriate biochemical environment and maintains all the…

Q: How does microbial metabolism accelerate thecorrosion of various metals?

A: Microbial corrosion or biocorrosion occurs due to the activity of microbes present in the biofilm…

Q: How does the UV radiation control the microbial growth affect of cells?

A: It is required to describe the affect of ultraviolet radiation controlling the microbial growth of…

Q: How are the lipids and ribosomes of hyperthermophilesprotected from heat denaturation?

A: Hyperthermophiles are organisms which grow at extremely hot temperature conditions often having…

Q: Why are nitrates added to cured meats?

A: Nitrates can be defined as the set of compounds that are indulged in nitrogen and oxygen molecules.…

Q: how do microorganisms such as bacteria eliminate harmful reactive oxygen species?

A: Reactive oxygen species (ROS) are emerging as important elements in the bacterial response to lethal…

Q: Why is ethanol a good solvent for the recrystallization of biphenyl, but acetone and water are not…

A: Recrystallization is a process used to purify chemicals. In this, the compound to be purified is…

Q: Why are many vitamin supplements sold as antioxidants? How does this relate to material in this…

A: Antioxidants are substances that can prevent or slow damage to cells caused by free radicals,…

Q: Why is 80% alcohol the recommended solvent For the preparation of plant extract?

A: Different plants have different properties due to the differences in their chemical composition,…

Q: What is the difference between a photoautotroph and a chemoheterotroph?

A: On the basis of modes of nutrition, a living organism can be divided into two types - Autotrophs and…

Q: What is the purpose of food irradiation, and how does it work?

A: Irradiating food kills bacteria and extends life of the food.

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 is the significance of studying sialic-binding lectins in microbiology? What other lectins are…

A: Lectins are carbohydrate-binding proteins that attach to sugar groups in other molecules, causing…

Q: Why does turbidity in a cultured media losses its reliability at high cell concentrations?

A: turbidity is used as a measure of cell density within a culture sample.

Q: In some cases, why does a chemical is more effective as a microbicide  when it is diluted rather…

A: An antimicrobial is an agent that kills microorganisms or stops their growth. Antimicrobial…

Q: What are the differences and similarities between fish drying and fish smoking in terms of processes…

A: Fish drying and fish smoking are the methods of preserving fish for a long duration. But there are…

Q: For what purposes is alcohol a useful antiseptic?

A: A microorganism is a microscopic organism which may exist in its single-celled form or in a colony…

Q: What main advantage do microbial plastics have over syntheticplastics?

A: Plastics are organic materials. It is derived from the Greek word “plastikos”.

Q: How do multiple pigments exist if the chlorophyll extract appears green when placed on the paper?

A: Chlorophyll is the major pigment present in green plants that is responsible for the capturing of…

Q: How does a halophile maintain positive waterbalance while growing in a solution high in NaCl?

A: The term halophile comes from a Greek word salt loving. Halophiles are extremophilic organisms that…

Q: All of the following are cofactors of SOD (superoxide dismutase) EXCEPT? A. Zinc B. Maganese C.…

A: Introduction The enzyme superoxide dismutase catalyses the dismutation (or partitioning) of the…

Q: Can we use maceration to extract volatile oils? why or why not?

A: Plants produce volatile oils, which are odorous natural compounds. They are in charge of the…

Q: what are the pros and cons of using lignin process for the production of vanallin?

A: Vannilin is an organic compound. It is a phenolic compound. It has multiple functional groups like…

Q: Which B. megaterium culture, a culture in the exponential growth phase or a culture in the…

A: Ultraviolet radiation is a short-wavelength, non-ionizing radiation, and its wavelength ranges from…

Q: What is the ecological and practical importance of methanogens?

A: Methanogens refer to the microorganisms that release methane in oxygen-deficient conditions as a…

Q: What is thermal death time? What are the factors that may influence the efficiency of chemical…

A: Answer 1 :- Thermal death time is the way lengthy it takes to kill a particular bacterium at a…

Q: why does  carotene pigments are most stable at acidic pH, and they began to degrad at a…

A: Carotene pigments are photosynthetic pigments in plants and it is composed of unsaturated…

Q: Why safranin are used as the sample dye in dye adsorption experiments?

A: Safranin is most popular in medical research for staining acidic proteoglycan that is found in…

Q: What is the limit to growth at low pH?

A: As we know growth is being affected by many external and internal conditions. Out of those few are…

Q: What chemical ingredients make MSA differential? How (in your own words) do those chemical…

A: Introduction  A liquid medium known as enrichment media contains specific selective agents,…

Q: What is the difference between assimilatory nitrate reduction and denitrification? Which reaction is…

A: Nitrogen gas is present in the inert form in the atmosphere.

Q: What is the source of turpentine oil?

A: Turpentine oil used as medicine and solvent. It is composed of beta and alpha-pinene and also a…

Q: Why are vegetables and fruits coated with wax during shipping and upon storage?

A: Lipids are not polymers like other biomolecules like proteins and carbohydrates. It plays a major…

Q: What is saponification? How can we make soap? What is the reaction involve in making soaps? Whats…

A: Soaps and detergents are commonly used in cleaning clothes, utensils and other dirty surfaces.…

Q: Why does honey stay at room temperature for months/years without "spoiling" or being affected by…

A: SPOILAGE- Mostly contamination comes from external sources during bleeding, handling, and at the…

Q: What is the main role of glycogen in wound hydrogel dressing?

A: Hydrogel rehydrate the wound bed and reduce wound pain.

Q: What is the most accurate method for the determination of acid insoluble lignin in a lignocellulosic…

A: The structural material of most of the plant support tissue is made up of lignin which is a very…

Q: How do hyperthermophiles keep proteins and DNA from beingdestroyed by high heat?

A: A hyperthermophiles are groups of organisms that can survive without trouble in extremely hot…