In using an ultracentrifuge, arrange the following steps in correct order A. Turn the knob to the desired length of time to start centrifugation. B. Once the rotor has completely stopped, open the lid and remove the centrifuge tubes. C. Set the desired speed. D. Turn on the centrifuge and let it reach the desired temperature E. Open the lid and place centrifuge tubes of equal weights to opposite sides of the rotor.

Q: Density gradient centrifugation is an inexpensive cell separation technique. Mention 2 limitations…

A: Density gradient centrifugation is a common technique for isolating and purifying biomolecules and…

Q: A glass flask is rinsed and autoclaved after use. It was then filled with sterile media in a sterile…

A: Introduction Microbes or microorganisms may be found on almost every surface, in the air we breathe,…

Q: Case Study: You are asked to inoculate lactose media (broth) with E. coli that was growing…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: Question: In order to determine the doubling time of E. coli a viable plate countris performed. This…

A: Exponential growth is a process that increases quantity  over time.It occurs when the instantaneous…

Q: Given: The used ocular objective while taking this image, has magnifying power of 6x The used…

A: Given : Stage micrometer used has graduation = 0.01mm Ten graduation on ocular micrometer coincides…

Q: explain why it is not good to break sterile field  when inserting a foley catheter

A: Inserting the indwelling catheter is an invasive procedure. Sterile technique should follow while…

Q: You inoculate a species of bacteria on a MacConkey agar which normally shows positive growth and the…

A: MacConkey Agar (MAC) is selective and differential agar that is used to isolate non-fastidious…

Q: explain why it is important to maintain sterility when inserting a foley cathether

A: Foley's catheter is an indwelling catheter, i.e. it can be left in place for longer durations than…

Q: 1. a. Jimmy has tasked Carl with aliquoting 18 ul of distilled water into microcentrifuge tubes…

A: Those exploring chemical characteristics and analyzing reactions, in general, utilize volumetric…

Q: Prepare 50 plates of Sheep's Blood Agar using 100mm petri dish. Add 10% of blood to the media.…

A: Sheep Blood Agar Base was formed to be compatible with sheep blood and to improve organism…

Q: ● . If the culture from which you are preparing the slide is a liquid, simply flame your loop, allow…

A: Introduction:- Cells are the basic structural and functional unit of life. Cells are capable of…

Q: No zone of inhibition was seen on the Blood Agar Plate with the Optochin Test. How should the…

A: zone of inhibition: This is an area of media where bacteria are unable to grow, due to presence of a…

Q: During a mass spectrometry experiment, the spectrum of vascular endothelial growth factor A (VEGF-A)…

A: Mass spectrometry is an analytical laboratory technique used to quantify molecules based on their…

Q: Which type(s) of medium would be used in each scenario?a. isolating the growth of Streptococcus…

A: A culture medium, also called the growth medium, can be a liquid or solid medium that supports the…

Q: Use each of the letters and numbers in the photo to describe the process below

A: Label A represents the Okazaki fragments. Label B represents Helicase. Label C represents DNA…

Q: Place the following in the correct order in terms of steps taken, followed by the consideration…

A: The step and consideration are arranged in a sequence.

Q: Use the photo below to measure the diameter of each antibiotic (all 3) and record the name and…

A: The microorganisms or bacteria are grown in the culture plate in the microbiology laboratory for…

Q: The organism tested on Blood Agar (plate shown furthest to the left) is: a. Micrococccus luteus b.…

A: INTRODUCTION Blood agar This is a solid culture medium consisting of blood, peptones and agar. In…

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

A: Electrophoresis is the process by which electrically charged particles are observed to be moving in…

Q: up an agarose gel in order : A. Let the gel solidify B. Turn on the current and run gel . C. Pour…

A: A polysaccharide, generally extracted from certain red seaweed. It is a polymer of agarobiose…

Q: Why is UV light used in Column chromatography experiment ?

A: A chromatography procedure used to separate a single chemical compound from a mixture is known as…

Q: You are testing a potential new antibiotic for its effectiveness at killing Streptococcus…

A: Drugs are medications that are taken in the prescribed amounts under the supervision of doctors to…

Q: A sterile powder vial label indicates to add 3.4 mL of sterile water which will produce a final…

A: Reconstitution of sterile powder vials is a common practice in healthcare settings where medications…