Outline the principle in detail for vacuum embedding

Q: Explain how to correctly use the microscope using oil immersion.

A: Light tends to bend while entering one material from a different one. The refraction of light…

Q: Explain when to use bright-field, phase-contrast, dark-field, fluorescence, transmission electron,…

A: There are different types of microscopy like bright-field, phase-contrast, dark-field, fluorescence,…

Q: p between absorbance (A) and transmittance (T) for the basic spectrophotometer technique.

A: A method to measure how much a chemical substance absorbs light by measuring the intensity of light…

Q: With the aid of a labelled diagram, outline the principle of the oil immersion objective

A: A microscope is an intrument which helps to enlarge microscopic images which are not visible to…

Q: Describe the key processes involved invaccine manufacturing

A: About 12 to 36 months are required to manufacture a vaccine. As vaccine manufacturing involves…

Q: If 5X instead of 10X oculars were used with the same objectives now on your microscope, what…

A: Microscopy means the use of microscope for studying the cells. Microscope is an indispensable…

Q: Discuss three physical states of media and when each is useful.

A: Culture media, also termed growth media, is defined as the specific mixture of nutrients and other…

Q: Would phase microscopy be of any particular value when examining a stained specimen? Explain

A: The area or field of study in which microscopes are used to view an object that cannot be seen…

Q: riefly describe the functions of the following parts of the microscope: course objective knob,…

A: Microscopy is the technique of using a microscope and it demands an understanding of its working and…

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: Why is it that a warm cuvette does not lose any significant heat during the absorbance measurement…

A: An absorption spectrophotometer is defined as a device that is used to calculate the absorbed light…

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: Define absorption spectrum and action spectrum, and describe the purpose of using a…

A: Absorption Spectrum : The spectrum of electromagnetic radiation that has passed through a medium…

Q: What are 2 advantages to using absorbance values (from a Spectrophotometer) over a spread plate and…

A: Introduction: Spectrophotometry is a method utilized for the evaluation and portrayal of drab mixes…

Q: The following is an UV-Vis schematic diagram. Based on this diagram, answer the following questions:…

A: UV-vis spectrophotometer A spectrophotometer is an instrument or apparatus that is used in the…

Q: Explain the difference in the working principles of Dark-field and Light-field microscopes using pKk…

A: Microscope: It is an optical instrument that uses a lens or a combination of lenses to produce…

Q: Between wet mount and hanging drop slide preparations, which is more resistant to evaporation? Which…

A: Bacteria are member of a large group of unicellular microorganisms. It has cell walls but lacks…

Q: Explain the principle of the isoelectric focusing electrophoresis method and what it is used for.

A: Proteins are defined as the biological molecule that are produced by the building blocks amino…

Q: Why are film formers and solvents important in sunscreen formulations

A: In generating medicines or cosmetics formulation plays a key role as it makes sure that the active…

Q: Discuss the concept of spectrophotometry, colorimetery, and turbidimetry. Maximum of 150 words

A: Spectrophotometry is a part of electromagnetic spectroscopy worried about the quantitative…

Q: Write down the procedure for vacuum embedding

A: An organism is made up of various structures that are arranged from simple to complex levels as…

Q: Outline the acid fast staining technique using a flow chart.

A: ACID FAST STAINING TECHNIQUE : it is the differential staining techniques which was first developed…

Q: Given the figure below explain the effect of surfactants in terms of dirt removal on the solid…

A: A Surfactant molecule acts as a mediator between dissimilar boundaries, insoluble dirt, and water.…

Q: Describe the process of bringing a specimen into focus using a compound light microscope.

A: A microscope is an instrument that can magnify specimen which is otherwise too small to be seen,…

Q: spectrophotometer.

A: Definition:  It is defined as the branch of electromagnetic spectroscopy which is concerned with…

Q: When using a light microscope, objective lenses can be found to have a magnification of all of the…

A: Light microscopes are devices that are used to magnify small objects by using visible light.…

Q: Describe some applications of ionizing and ultraviolet radiation.

A: APPLICATION OF IONIZING RADIATION it can be used in smoke detectors. It can be used in…

Q: Explain in detail the study of microbial structure microscopy.

A: Answer: Microscopy : It is the technique which is used to enlarge the very small things so that we…

Q: What is the main application of Atomic absorption spectrophotometer (AAS)?

A: The Atomic Absorption Spectrophotometer (AAS) is primarily used to quantify the presence of several…

Q: If a specimen is being viewed under a 40x objective, and the microscope has a 10x ocular lens, what…

A: Magnification is defined as a measure of the ability of a lens or other optical instruments to…

Q: spectrophotometer converts light energy into electrical energy?

A: ANS-1 Option B Explanation- Visible light is the only light our eyes can see. Our eyes detect these…

Q: Does it enhance the meaning of work using Titan 80-300 Cubed Microscope?

A: Titan 80-300 Cubed microscope is one of the most advanced and powerful electron microscopes. It has…

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 three (3) possibilities of humidification process based on water temperature being…

A: Humidification is the process of adding moisture to the air. This can be done by water or steam to…

Q: A doctor referred a patient to have a SPECT scan using a specific radiotracer. That radiotracer was…

A: Radiotrackers are basically considered to be the molecules that can be linked to the radioactive…

Q: briefly explain the important of using electrolyte gel between electrode and skin.

A: In this question asked about use of electrolyte gel during cardiac monitoring and ECG.  Detailed…

Q: Explain the differences between Brightfield, Darkfield, and Phase-Contrast Microscopy.

A: * Here are some differences between bright field microscopy darkfield miccroscopy and phase contrast…

Q: What is the magnification of the following drawing of a specimen extending one- hird of the medium…

A: Medium power in a computer microscope has 10X magnification.    Size visible = 1/3rd of 1.8mm…

Q: Why do detergent powders removes stain?

A: Answer 1: Detergents have the power to clean. Detergents are surfactants. Detergents are amphiphilic…

Q: Distinguish scanning tunneling from atomic force microscopes in terms of how they create images and…

A: The optical microscopes which use visible light and lenses for magnifying images have disadvantages…

Q: Discuss briefly Mössbauer spectroscopy. the principle of

A: Spectroscopy is the study concerned with the measurement of spectra produced when a substance…

Q: Discuss three different physical states of media and when each is appropriate to utilize.

A: The culture medium is the dietary ingredient or substances necessary for growing microorganisms in…

Q: Explain briefly why the 100X objective lens of the light microscope is immersed in  oil.

A: The ability of a microscope to reveal an image that is numerous times larger in size than the…

Q: why is it necessary to use oil immersion on oil objective ?

A: The oil immersion is the technique of light microscopy, which is used to increase the resolving…

Q: Discuss the types of interferences in atomic absorption spectrophotometry.

A: Discuss the types of interferences in atomic absorption spectrophotometry. Introduction:  Spectral…

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…

Q: What are the advantages and disadvantages of liquid media?

A: Microbiological culture is a method of multiplying microorganisms in lab conditions on growth media.

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.