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Questions and Answers
What is the maximum magnification of a light microscope?
What is the maximum magnification of a light microscope?
- 1,000,000X
- 10,000X
- 100,000X
- 1000X (correct)
What determines how easily cells can be seen in light microscopy?
What determines how easily cells can be seen in light microscopy?
- Resolution
- Refraction
- Contrast (correct)
- Magnification
Which type of microscope uses UV light and fluorescent substances to visualize cells or materials?
Which type of microscope uses UV light and fluorescent substances to visualize cells or materials?
- Dark-Field microscope
- Phase-Contrast microscope
- Transmission Electron microscope
- Fluorescence microscope (correct)
What is the drawback of electron microscopes?
What is the drawback of electron microscopes?
Which type of microscope depends on differences in refractive index and uses two beams of light to create a three-dimensional appearance of the specimen?
Which type of microscope depends on differences in refractive index and uses two beams of light to create a three-dimensional appearance of the specimen?
What type of microscope uses special optics to amplify the difference between the refractive index of dense material and the surrounding medium?
What type of microscope uses special optics to amplify the difference between the refractive index of dense material and the surrounding medium?
What is the principle that determines how easily cells can be seen in light microscopy?
What is the principle that determines how easily cells can be seen in light microscopy?
Which microscope uses a dark background and directs light toward the specimen at an angle to increase contrast?
Which microscope uses a dark background and directs light toward the specimen at an angle to increase contrast?
What is the maximum magnification of an electron microscope?
What is the maximum magnification of an electron microscope?
What type of microscope uses electromagnetic lenses and electrons instead of light to magnify a million times?
What type of microscope uses electromagnetic lenses and electrons instead of light to magnify a million times?
What is the primary purpose of Gram staining?
What is the primary purpose of Gram staining?
What distinguishes acid-fast staining from other staining methods?
What distinguishes acid-fast staining from other staining methods?
What is the purpose of capsule staining?
What is the purpose of capsule staining?
What is the purpose of endospore staining?
What is the purpose of endospore staining?
What is the purpose of flagella staining?
What is the purpose of flagella staining?
What distinguishes fluorescent dyes and tags in staining?
What distinguishes fluorescent dyes and tags in staining?
What characteristic of Mycobacterium makes acid-fast staining necessary?
What characteristic of Mycobacterium makes acid-fast staining necessary?
Why is heat used in endospore staining?
Why is heat used in endospore staining?
What is the purpose of India ink in capsule staining?
What is the purpose of India ink in capsule staining?
What is the primary purpose of the Gram stain procedure?
What is the primary purpose of the Gram stain procedure?
What distinguishes flagella staining from other staining methods?
What distinguishes flagella staining from other staining methods?
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