5. Why is it necessary for the specimen to be thin when observed under the microscope? A. so that the image would bigger B. so that the image will be bigger C. so that light could pass through the specimen D. so that a high magnification objective can be used
Q: 4. What are the benefits of cleaning something to a level of cleanliness beyond what is required?…
A: Regular cleaning and personal hygiene are very important for maintaining good health of an…
Q: Which of these is the first step for positron-emission tomography (PET)? A. Inject a radioactive…
A: Answer: Introduction: Positron emission tomography (PET) is a practical imaging procedure or scan…
Q: What kind of microscope was invented in 1932 that was able to record images of transparent…
A: A microscope is a laboratory instrument used to examine objects that are too small to be seen by the…
Q: 1. What is the purpose of preparing a cell culture? 2. Differentiate the general types of cell…
A: Cell culture is a type of monoculture in which we are determined to get only one cell type in…
Q: how did the stain affect what you observed in onion cells?
A: Answer: Staining : It is the technique that use dyes or stains to colour the various cells in order…
Q: What is an electron microscope? Mention to examples. 2. What are the main advantages and…
A: The electron microscope is much different from the light microscope in many ways. These differences…
Q: 2) You isolate a strain of bacteria and want to know if it might be a new species. What do you need…
A: Bacteria is a prokaryotic organism having no membrane bound organelles such as nucleus. Bacterial…
Q: 2. Illustrate the different types of Microscope. a. Identify its uses b. Identify its different…
A: Introduction A microscope is an optical instrument that magnifies an object using a lens or a group…
Q: When using a light microscope, focus the specimen with the scanning objective lens first? explain…
A: While using light microscope, we always focus the specimen with scanning objective lens first…
Q: 2. Compare and contrast inductive method and deductive method. Which method do you think is…
A: Introduction The main difference between inductive and deductive approaches to deal with research is…
Q: What tests should be performed routinely on the x-ray generator?
A: When an electrical current is applied to the X-ray generator, it produces X-rays. The X-ray…
Q: Cite the advantages and disadvantages of the two compared microscopes a. Bright-Field vs Dark-Field…
A: Microscopy is an analytical technique used in all fields of life science. It is used to magnify and…
Q: 2. The boy is wondering what to use to clean the microscope lenses. The lens tissue has been treated…
A: Microscope is a device which is used to focus on small objects which the help of lens
Q: 4. What is the theory about the mechanism of the Gram-stain reaction? 5. What part of the bacterial…
A: There are different staining techniques used in the study of bacteria. Eg: Simple staining…
Q: 2. In doing a Laboratory experiment do you think there are tools and components that are more…
A: Laboratory experiments are a research method by which researchers create controllable environments…
Q: What is the decolorizer for the spore stain?
A: Spore Staining is a technique used in microbiology to differentiate vegetative cells and…
Q: 3. Identify the indicated components in the slide image below.
A: Endocrine system within the body is the type of system which produces a special secretion known as…
Q: Bacteria tend to stain more readily with cationic (positively charged) dyes because bacteria a.…
A: Bacteria are stained by positive and negative dyes.
Q: 1. Name the part of the microscope that you use to control the cone of light coming through the…
A: An instrument which functions by processing the light waves to enhance the image that is to be…
Q: 3a. How can the Gram stain be used to classify bacteria? b) What causes one type of bacteria to…
A: Staining technique is a technique which uses different types of dyes ( acidic and basic dyes ) to…
Q: 1.You are given an unlabeled agar plate that is reddish in color. You do not know if it is MSA or…
A: The study of all living creatures that are very small, cant be seen by the naked eye is known as…
Q: 1. Is a microscope an absolute necessity for studying microorganisms? Why or why not? 2. What do you…
A: 1:-Naked eyes have limitations to see object, they can't see the object having size less than…
Q: 1. Please explain the characteristic differences between Bright Field Microscope and Inverted…
A: A microscope is an instrument that magnifies small objects that cannot be seen by naked eyes and…
Q: 2. The boy is wondering what to use to clean the microscope scratching. What should one use to…
A: Human eyes are designed to detect objects. Instruments are used to see items or microorganisms that…
Q: 2. Why was sterile water used? 3. Why shaking the tube is important before diluting?
A: Microbiologists do successive dilutions to generate lowering concentrations of the original sample,…
Q: 1. How is ultraviolet light used in forensic photography? 2. How is infrared light used in forensic…
A: According to the question, we have to discuss the procedure of how ultraviolet light and infrared…
Q: 1. In order to get the best image with most details for each of the different slides clearly which o…
A: Microscope is an optical instrument which has major application in visualizing very small to…
Q: 3. Explain why the specimen must be centered in the field of view on low power before going to high…
A: Microscopy is the technical field of using microscopes to view objects and areas of objects that the…
Q: 4. Finally while observing the amoeba slide Balqees was using different parts of the microscope,…
A: Microscope is an analytical instrument which is used to analyse, study and visualize internal…
Q: 1. Is it possible that both labs are correct? How might this occur, and can you provide any…
A: DNA and RNA are the two major genetic materials found in different life forms. In genetics, the…
Q: 1. What magnification does the microscope need to be able to see cells? 2. What magnification does…
A: A microscope is an instrument that magnifies an object so that it may be seen by the observer.…
Q: What are the ways in cleaning the objectives of the Microscope after use?
A: The objective is the optical element in optical engineering that collects light from the object…
Q: 1. What three things change as you increase magnification?
A: The level or degree of visual augmentation of an observable object in a microscope is referred to as…
Q: 7 On what part of a microcentrifuge tube should you write a label?
A: Introduction Centrifugation is the process that utilizes centrifugal force to separate particles or…
Q: 1. The science activity that Jose carried out does not yet have a research title. What title can you…
A: 1. Title for the research done by Jose
Q: A microscope is turned on, under low power, with a slide positioned on the stage ready to focus.…
A: A microscope is an important tool that is used to view microscopic specimens. There are many types…
Q: 1. How is magnification measured? (e.g., what does "10x" mean?)
A: Microscope, an equipment that magnifies images of small things, allowing the viewer to examine and…
Q: Who invented the forerunner of the microscope? a. Zacharias Janssen b. Anton van Leeuwenhoek c.…
A: microscope is a tool which is used to observe things which are not visible to naked eye. The correct…
Q: 2. Julia was observing an onion cell under the High Power Objective (HPO) and si noticed that it…
A: Julia was observing an anion cell under the high power objective (HPO) and she noticed that it moved…
Q: 2. What is negative staining and how does it work?
A: As bacteria contains clear protoplasmic matter, differing but slightly in the index of refraction…
Q: more
A: Since you have not asked a specific question to be answered, therefore we will be answering the…
Q: )List the limitations and advantages of the compound microscope.
A: A compound microscope is a light microscope that is used to view the image of the sample in…
Q: 2) What are the different objective lens magnifications? Why is it always good practice to start at…
A: 2). (a) Objective lens are those which are present closest to the specimen under observation, these…
Q: 3. What is the difference between the compound light microscope and the stereo microscope? (1 Point)…
A: Compound microscope A compound microscope is commonly used to view something in deta that we can't…
Q: What type of microscope would be best for studying the structures found inside of cells? a confocal…
A: Introduction Cell is the basic unit of life which perform all kind of physiological and metabolic…
Q: 1. Why is it helpful that the transmission compound light microscopes we studied in lab are both…
A: Introduction A microscope is a scientific tool that is used to study items that are too small for…
Q: Explain any 2 advantages the fully automated analyser has over the spectrophotometer.
A: An automated analyzer is an instrument that analyses various chemical or biological samples. The…
Q: A scanning electron microscope O allows the study of living specimens. O has limited resolution. O…
A: Microscope is an optical instrument which has major application in visualizing very small to…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- a. When buying a microscope, what features are most important tocheck for?b. What is probably true of a $20 microscope that claims to magnify1,000×?a) Briefly discuss the limits of resolution in optical microscopy? b) What is empty magnification? c) What are chromatic and spherical aberration?Explain why resolving power is important in microscopy.
- a) Briefly describe the concept of and instrument configuration for confocal microscopy. b) How do confocal and conventional microscopy compare? c) What other microscopy techniques can provide super-resolution?Determine the total magnification of a microscope when using the 4X objective lens. (Showyour work/math)Contrast how the views differ under high power (40x) and oil immerson (100x) objective lenses in terms of a) magnification b) detail of the cell, c) size of the area being viewed and d) resolution.
- D) When performing fluorescence microscopy what are the stokes shift and why is it better to have fluorochromes with a large stokes shift? E) What is photobleaching and what is done when imaging histological samples to overcome it when performing fluorescence microscopy?a. Do you open both eyes or close one eye when viewing a specimen under a microscope? Why? Why not? b. In using a compound microscope, do you start with the low power objective (LPO) or the high power objective (HPO)? Why or Why not? c. When using 60X, do you it together with the coarse adjustment knob or fine adjustment knob? d. Why must you slowly turn the fine adjustment knob? e. Is natural light or is artificial light used when using the microscope?Describe 3 simple ways of preparing microscope slides for light microscopy
- Microscope slides: Consider commercially prepared slides and wet-mount slides. two similarities two DifferencesThe girl is focusing a slide and she is moving the stage up toward the slide. a) What has happened to the slide? b) Is this the proper way to focus? c) Should you focus by moving stage up or down? d) What happens to a microscope i' place at the edge? e) What should you do to prevent this from happening.1)You can see something at 10x but not at 40x or 100x, what do you do? 2)Your microscope has light, the slide looks like it's in the right place, but you can't fully focus on the smear. Do you move up to the next magnification? Explain why?