Please refer to the image below. Which of the following will leave no stain nor grease on paper after a few minutes of exposure to air? Click all answers that apply  Which of the following will leave a stain but NOT grease on paper after a few minutes of exposure to air? Click all answers that apply Which of the following will turn the paper translucent? Click all answers that apply

Q: If a light microscope has a objective power of 150x and an ocular power of 10x, what is the total…

A: Microscope  The tool which is use to see microscopic organisms.

Q: Choose the one answer that fits best. Which of the following statements regarding the proper…

A: Micropipettes are used in the laboratory to transfer very little quantity of liquid. Parts of Micro…

Q: Explain why organic ingredients such as bloodberry, pandan, carrots, teabags, and bulgur…

A: Organic ingredients are the list of materials extracted from the animal and plants. Organic…

Q: Imagine someone is using a microscope with 5x eye pieces (instead of 10x) Complete the sentence.…

A: In light microscopy, there are several different types of microscopes, but the four most common are…

Q: Shown below are several micrographs (images from microscopes) that were taken using different…

A: Image 1 is : TRANSMIISION ELECTRON MICROSCOPY  Because: The electron gun above the TEM emits…

Q: Which of the following is not required for a UV-vis absorption spectrophotometer? Group of answer…

A: UV-Vis Spectroscopy is also known as Spectrophotometry and is a quantitative technique to determine…

Q: How can a UV-Vis spectrophotometer be applicable in determining the absorbance/concentration of a…

A: A spectrophotometer is an instrument that is used to measure the intensity of light absorbed by the…

Q: What are other staining methods that can be used for PAGE?

A: Introduction: PAGE electrophoresis is a subtype of gel electrophoresis whereby normal gel is…

Q: Choose the 4 most correct steps from the list below for a simple positive stain and organize them…

A: The above question is related to the laboratory technique of bacterial staining. Staining is a…

Q: Shown below are several micrographs (images from microscopes) that were taken using different…

A: Here, the correct microscopic technique has to be matched with the image.

Q: Which of the following statements are true about the use of a blank in spectrophotometry? Select all…

A: Spectrophotometers are calibrated by using blank solutions. Basically blank provides the baseline…

Q: Shown below are several micrographs (images from microscopes) that were taken using different…

A: Microscopes are extremely significant equipment that is mostly utilized in the field of science. The…

Q: The acid-fast stain is used to stain _____. The decolorizer used to destain the cells is ______.…

A: The staining procedures used to differentiate the types of bacteria are known as a differential…

Q: Belinda!” called Kyle, running to catch up to her. Belinda turned around and waited for him.…

A: Gram staining procedure is a testing procedure for bacteria. In this procedure, few chemicals are…

Q: The following questions are based upon viewing a sample (the letter “e”) under a microscope with…

A: A series of fundamental physical factors limit the resolution of all-optical microscopes, including…

Q: Write T (True) or F (False) for the following statements.

A: Hi! Thank you for the question. Since you have asked multiple questions, we will answer only the…

Q: Describe the key components and principles of operation of a x-ray unit used for film/screen…

A: The mammographic radiographic unit uses X-rays to produce images of the breast a mammogram that…

Q: the figure shows the result of the spectral analyzer for paper spectrophotometer without any…

A: Paper spectrophotometry is used in printing industry. In the printing industry, a spectrophotometer…

Q: Give three situations where the negative staining procedure would be used.

A: Negative staining is a specimen preparation technique that requires an acidic dye such as India Ink…

Q: If the ocular lens of a microscope has 10X magnifying power, and the 40X objective lens is being…

A: Microscope  is an instrument used to visualize minute objects . It  consists of two types of lens…

Q: Field of View              [ Choose ]             occular lens x objective lens             the…

A: The field of view is defined as the maximum amount of area visible when looking through the eyepiece…

Q: For a microscope that has an objective lens magnification of 100X and an ocular lens magnification…

A: A compound microscope is a microscope which is commonly used in laboratories and it is made up of…

Q: Select all of the following that represent examples of positive stains. Check All That Apply…

A: Staining is the common laboratory procedure which can be specific and general according to the use.…

Q: List the primary stain, secondary stain, mordant, and decolorizer for the gram stair and write them…

A: The strains in the plate is give on two strains the primary strain and secondary strain. The primary…

Q: The field of view (FOV) is the entire circular image we see when looking into the eyepiece. The…

A: Microscope is an optical instrument which has major application in visualizing very small to…

Q: If the blue pigment traveled 1.5 cm, what is its Rf value? Round your answer to 2 decimal places.…

A: To calculate the Rf value (retention factor), you need to divide the distance traveled by the blue…

Q: Discuss the steps from dissection of tissue to producing a section on a slide ready for staining, as…

A: Human tissue has long been recognized for its extraordinary value in medical research. These cells…

Q: Which of the following is/are source/s of error in performing a spectrophotometric method? Answer…

A: Spectrophotometery It refers to a technique which is helpful in identifying the solute concentration…

Q: Which of the following is/are true regarding the acid-fast stain? (There may be more than one…

A: Answer  First option  Non-acid-fast microbes appear blue in a completed acid-fast stain.

Q: These cells are being viewed under high power.  Use the length of just one cell to estimate the…

A: Field of view or FOV is said to be the area which could be observed by the microscope. Measurement…

Q: What chemicals are used for the Simple Stain from our lab experience? Check all that apply. carbolic…

A: Simple staining: * The process staining the bacterial cell with a dye  to see bacterial structure…

Q: a. Cellulose Tape Perianal Swab NOTE: This procedure should be done first thing in the morning…

A: Purpose: For the collection and examination of pinworm, Enterobius vermicularis. Principle: The…

Q: Explain the importance of steam during the acid-fast staining procedure. Discuss the advantages of…

A: Some microbes and their structure are very difficult to be observed under the microscope . So , for…

Q: For each stain, indicate if it’s a cationic dye or an anionic dye (2 pts).             Stain…

A: Cationic Dyes- These are the dyes which dissociates into cations in aqueous solutions. Anionic Dyes-…

Q: 1.4. Functions of the light mlcroscope parts Complete the following table by writing the function(s)…

A: Function: Diaphragm/iris: Adjusts the amount of light that reaches the specimen.  Stage opening:…

Q: How do photopigments separate when performing paper chromatography? Most soluble pigment will stay…

A: Paper chromatography is a technique which is used to separate the mixture by using a moving solvent…