microbiology: Aseptic Culture Techniques Lab Explain why a loop or needle is flamed before it is dipped into a tube containing a pure culture.  Also, explain why it is flamed after an inoculation is completed

Q: Write the protocol for shikata''s orcein method indicating; materials,  reagents,  Principle,…

A: The Shikata’s Orcein method is a staining procedure used for the identification of Hepatitis B…

Q: (a) Which would be easier to prepare bacterial smear from, liquid or solid culture? Why? (b) Aside…

A: Introduction A bacterial smear is a small layer of bacteria that has been stained on a slide. A…

Q: Define agar.

A: A dried jelly-like substance called agar, commonly referred to as agar-agar, is made from the red…

Q: how foods are lyophilized and compare the advantages and disadvantages

A: Freeze drying also known as lyophilization is a method by which water is removed from frozen…

Q: In sterilization, which among the supplies, instruments, glassware, etc. under the list of materials…

A: Hot air oven= powder, oil, liquid paraffin, glass wares, metal sharps  Autoclave= media, reagents,…

Q: Analyze chemically defined and complex media, describing theirbasic differences and content.

A: Media is used in the microbiology lab to culture microbes.

Q: choose a product of nanotechnology and Discuss the purpose and how the technology is used. It is…

A: Introduction Nanotechnology or nanotech is a branch of science which deals with matters like…

Q: In which type of chromatography, solvents of increasing polarity are passed through a column of…

A: Chromatography is a separation technique that is used to separate components of a mixture based on…

Q: specific organism representative of the group you chose, gather information about it, and identify…

A: Cleansing agents Cleansing agents are defined as the chemical compounds or substance that works by…

Q: Would culture human cells be classified as a biohazard?

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

Q: The most efficient disinfectant chlorine, discuss why? ( subject: medical microbiology lab )

A: Step 1 Disinfectants are chemical agents that are applied to abiotic objects to destroy or…

Q: A powdered complex medium can be stored for months in the lab. However, after rehydrating the medium…

A:

Q: Can culture media be placed in a freezer? Why or why not

A: Culture media are also called as growth media. They are mixture of nutrients and other substances…

Q: Fill in the blanks with appropriate terms, phrases, or clauses to complete the following sentences…

A: Electrophoresis is the process of separation of charged molecules on application of electric field.…

Q: Discuss the advantages of the Gram stain procedure in microbiology.

A: The gram stain is used to differentiate bacteria based on the composition of their cell wall.…

Q: Explain about different types of bioreactors and how they are used in cell suspension culture. What…

A: Ans: Bioreactor It refers to any device that supports the biological environment. This is used for…

Q: Briefly explain biomedical waste.

A: Wastes are unusable or unwanted materials. Waste is any substance which is discarded after primary…

Q: Using a light microscope, samples can be viewed by which method (choose all that apply) O dissecting…

A: An optical microscope is another name for a light microscope.

Q: a) explain in your own words how to perform specialized media tests to find an unknown bacteria

A: Different bacteria can be identified using the macroscopic properties of microbial cultures. The…

Q: Both stained and live organisms are viewed using a microscope, but what is the purpose/benefit of…

A: Cell staining is a technique that is used in microscopy where certain chemicals can stick to…

Q: Outline the steps in gram staining

A: The common microbial technique that is used to differentiate the two large groups of bacteria…

Q: Enlist the differences between crude media and defined media.

A: Crude media have rough composition of media which is needed for fermentation . Defined media is a…

Q: Membrane filters

A: Membrane filter are made up of cellulose.

Q: Recall the major concepts in industrial microbiology.

A: Microbiology is the study of microscopic organisms, such as bacteria, viruses, archaea, fungi and…

Q: The absorbance of light is measured with a spectrophotometer and the result can be used to estimate…

A: the absorbance of light is measured with a  spectrophotometer and result can be used to estimate the…

Q: Discuss the advantages of the gram stain procedure in microbiology

A: Gram staining is a technique used in microbiology which involves the use of dye that differentiate…

Q: Describe and give the principle of autoclave, Hot Air Oven and a Hot Plate used for sterilization in…

A: Sterilization in microbiology: This technique is used for the killing of the harmful bacteria on the…

Q: Compare and contrast liquid, solid, and semisolid media, givingexamples.

A: liquid media happens to contain all the growth requirements and ingredients suspend in water without…

Q: chemically defined media  b.    complex culture media

A: Media is a growth medium of solid,liquid and semi solid type. Diffarent types of media are used for…

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: Please label the figure to demonstrate your understanding of selective and differential media.…

A: A culture media or growth media is a liquid, gel or solid designed that support the growth of…

Q: In the preparation of a pure culture media, the petri plates are inverted when placed in an…

A: In microbiology, culture media is considered the growth medium that possesses the specific mixtures…

Q: True or false ?   images will appear brighter when light waves are in phase.

A: A microscope is an instrument that makes an enlarged image of a small object, thus revealing details…

Q: Please match the type of media with its corresponding example to test your understanding of liquid,…

A: A growth medium may be a solid, semi-solid, and liquid designed to support the expansion of…

Q: Microbiology When using the Microscope in a lab, the use of oil prevents_____________ (use the…

A: Resolution refers to the ability to distinguish two adjacent objects with accuracy. If the…

Q: In which type of chromatography lipids are carried up a silica gel coated pate by a rising solvent…

A: Answer: Introduction: Chromatography is separation analytical procedure used in separating a mixture…

Q: choose a product of nanotechnology found at home. Discuss the purpose and how the technology is…

A: Nanotechnology essentially means employing the matter at a tiny scale, at the atomic and molecular…

Q: A novice microbiology student incorrectly explains that immersion oil increases the magnification of…

A: The function of immersion oil is to increase the resolving the power of the light microscope. The…

Q: For each mode of bioreactor operation listed below, name one advantage and one disadvantage. a.…

A: The three different types of bioreactors have their own set of advantages and disadvantages, one…

Q: Explain why dichloromethane is a good solvent to remove the fat from the milk? Can you use organic…

A: Dichloromethane is a good option for milk fat removal. The reason is: Dichloromethane is a polar and…

Q: Why does UV light have to be directly exposed and waved around an object that needs to be…

A: Ultraviolet (UV) radiation is a part of electromagnetic spectrum that lies between X- rays and…

Q: Differentiate individual sampling and pooled sampling in dissolution.

A: Dissolution testing is an important testing method of drugs during manufacturing. It is used to…

Q: Define the term sterile and explain why sterile instruments and media are necessary to be used in…

A: Microbes or microorganisms are very very small organisms that are visible under the microscope. They…

Q: The stereoscopic microscope offers a large____________between the objective lens and the specimen.

A: A stereo microscope is utilized for low-magnification applications, permitting superior grade, 3D…

Q: Describe the difference between batch and continuous culture techniques

A: Bacteria and fungi, for example, are extremely valuable to a wide range of industries.…

Q: Microbiology Why do cells do respiration or fermentation? Briefly explai

A: Fermentation is that the chemical breakdown of an organic substrate like glucose by microorganisms…

Q: How is fluorescence spectroscopy beneficial for pharmacological analysis ? Please shortly answer at…

A: Fluorescence spectroscopy uses a beam of light that excites the electrons that are present in the…

Q: Advantages and disadvantages of the following dosage forms:  ○ Tablets ○ Capsules ○ Syrups ○…

A: A drug have different from it administrate to clients according to disease condition

Q: You made your material in the lab and wish to test for biocompatibility in vitro with a direct…

A: Biocompatibility is the process in which the compatability of the skin can be mediated by using…

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.