If under low power you estimate that five similar cells would fit across the field of view, the size of each cell is approximately I 900 µm. 90 μη . 3.6 mm. 360 µm.

Q: Example: A cell in the microscope field reserving 20 micrometer lines from the eyepiece. I drew this…

A: In molecular biology, microscope is defined as the device or instrument used to study various…

Q: While measuring the turbidity of a bacterial culture in class, Kevin recorded both the absorbance…

A: Turbidity is the measurement of the suspended particles in a fluid that makes it opaque. Quality…

Q: what kind of knfie is used in the following: Rotary Microtome Rocking Microtome Base…

A: Rotary Microtome Profile A or Profile C Diamond Knife (Fixed horizontally)…

Q: Measurement of Bacterial Growth @ 4°C Plot of Absorbance vs. Time (mins) -LB, pH 3.2 LB, pH 7.2 -LB,…

A: Bacterial growth occurs when a bacterium divides into two daughter cells, a process known as binary…

Q: You are examining a growth curve data from an experiment. At time 70 min, the optical density was…

A: Bacteria grow very fast if the get the proper medium for their growth and the generation time is the…

Q: options are 2 µm 150 µm 10 µm

A: The field of view is the diameter of the circular area seen through the lens of a microscope. It…

Q: You want to add cells at a density of 3 x 104 cells / cm2 to a 12-well plate where each well has an…

A: Cell density:It is very tightly regulated and varies very little among given cell type. Changes in…

Q: 300 +0,005 mg/mL - 0,010 mg/mL - 0,015 mg/mL +0,020 mg/mL 0,025 mg/mL + 0,030 mg/mL -0,035 mg/mL 250…

A: Microbial Growth Curve: The number of living cells in a bacterial population over time is…

Q: In the figure below, Km is indicated at position labeled B Initial velocity (μM product/s) 50 45 40…

A: Km is Michaelis menton constant that corresponds to the substrate concentration at half maximal…

Q: Describe how you would prepare a dilution series of a 1 x 107 CFU/mL culture to the 10-8 dilution…

A: Serial dilutions is a process of making step by step dilutions of a substance. It is formed by…

Q: During cell couting, when the data are plotted in an ordinary graph or on a cross-section paper, why…

A: For experiments involving growth of cells whether bacterial or eukaryotic the results of a growth…

Q: Which of the following method is employed in the sample preparation for the cryo-electron…

A: Cryo-electron microscopy (Cryo-EM) is an advanced imaging technique used to visualize the structures…

Q: In Gram staining technique, Decolorizing agent step should take Select one: O a. 60 seconds O b. 30…

A: Usually, Acetone is used as a decolorizer but some prefer ethanol and acetone in a 1:1 ratio.…

Q: P-type е

A: introduction  A solar  cell, or photovoltaic cell, is an electrical gadget that changes over the…

Q: The KD of a given objective lens is 1.5 μm/ocular unit, a microbe spans 3 ocular units. What is the…

A: An objective lens is a lens system that is typically found on microscopes and other optical devices,…

Q: Dilution: 10-

A: intoduction   A Serial weakening is a progression of weakenings, with the weakening variable…

Q: You are observing a cell in the microscope at 100X and determine that it has a length of 15 ocular…

A: The question should also have mentioned the micrometer lens data. But because it is not mentioned…

Q: The lab provides you with 25 mg/ 100 mL of BAP stock solution. You only need 1 mg of BAP in 180 mL…

A: A substance used for growing and developing microorganisms, cells or tissues in a laboratory setting…

Q: Using your answers from the previous two questions, estimate the size -- in microns -- of an…

A: Introduction: The maximum area seen when viewing through the microscope eyepiece is called the field…

Q: The number of cells in a culture is estimated based on turbidity. If the following standards are…

A: Turbidity is defined as the cloudiness of a liquid, the cloudiness is caused by a large sum of…

Q: You have 0.05 ml of kombucha that contains microbes at a concentration of 8.2 x 10^6 CFU/ml. You…

A: Creating proper dilutions and working out the colony-forming units or CFU/ ml is one integral part…

Q: Sulfur Indole Motility (SIM) Medium H2S produced, color and +/-: ______________________________…

A: Sulphur indole motility medium used to test the ability of am organism to have properties of…

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: 8.if you collect a swab of cells from the inside of your mouth and perform the Gram stain technique,…

A: The gram staining is a differential stain that utilizes the difference in the cell membrane and cell…

Q: Where is there more solute in this image (inside the bag or outside the bag in the beaker)? 0.8M 0…

A: the molarity is defined as the number of moles of a solute dissolved in 1000 ml of the solution .…

Q: You are an art teacher who needs to explain to your students what different types of materials are…

A: Magic markers are colored chemical ink pens due to their ability to write on almost all surfaces.…

Q: What is the density of a 400 µL cell suspension given the following data?

A: The glass microscope slide with central chamber divided into a grid of squares, used for counting…

Q: Calculate the estimated concentration of test agent that inhibit cell growth by 50% ( GI50) value

A: Temozolomide is a drug used to treat certain types of brain tumors. It belongs to a class of…

Q: You may want to use this resource for this problem. If you do, submit the output along with your…

A: The confocal microscope is an advanced imaging technique that allows for high-resolution and…

Q: How would you make two-fold serial dilutions such that the last tube is a 1:32 dilution of the…

A: Serial dilution is used mostly in studies involving cell cultures (microbiology or even cell culture…

Q: In the context of flow cytometry data: The Lactobacillus cells also show a clear increase in PerCP…

A: As stained with SYBRGreen (SG), Lactobacillus cells exhibit a noticeable increase in PerCP (red)…

Q: f you diluted 200 uL of your culture into 1800 uL of water what is your dilution factor? (Show your…

A: A dilution factor is a ratio that represents the change in concentration of a solution after it has…

Q: O 5 P.A S.A. 2.

A: In this method paper disc saturated with a specific anti microbial agent one at a time is placed on…

Q: In autoclaving media and glassware, why do you need to maintain the temperature at 121 0C and…

A: Microbial culture is done in sterile environments. The media and glassware used in the process are…

Q: Distance of color diameter (mm) 20 15 KMNO, 0.1M - KMNO, 1.0M - 5. 15 45 09 75 Time (minutes) 06

A: * The molecules movement in  agarose gel is dependent on the  size  charge  *And pore size also…

Q: You wish to centrifuge and pellet yeast cells using a centrifuge. The protocol says that you need to…

A: Centrifugation is the process by which particles in a solution are separated based on the density…

Q: A PhD student leaving for vacation has asked an undergraduate student to perform daily media changes…

A: A mathematical model known as Michaelis-Menten kinetics is used to explain enzyme kinetics. It is…

Q: A measurement of a microbe is reported as 1 × 10-6 m, also known as  centimeters (cm). millimeters…

A: Microbes are organisms that cannot be seen with naked eyes. They can be seen only with the help of a…

Q: Which of the following sample(s) is NOT expected to cause a SUBSTANTIAL decrease in absorbance over…

A: To investigate the characteristics of particles in a solution, scientists sometimes conduct light…