Micrometer and nanometer - Study guides, Class notes & Summaries
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Histology Exam 1 Practice Test Questions Solved And Verified.
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By the strictest definition, if one studies simple cuboidal epithelium, one is studying? 
a. organology 
b. cytology 
c. histology 
d. biochemistry - Answer histology 
 
the step that prepares a sample of embedding is called? 
a. infiltration 
b. fixation 
c. dehydration 
d. clearing - Answer infiltration 
 
Of the length listed, the shorted is the? 
a. nanometer 
b. millimeter 
c. angstrom 
d. micrometer - Answer angstrom 
 
if one increase the numerical aperture of the objective lens,...
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Biology 1406 Lab Exam 1 Questions and Answers Already Passed
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Biology 1406 Lab Exam 1 Questions and 
 
Answers Already Passed 
 
Why is oil immersion used? To reduce the amount of light rays that are refracted away from 
the objective lens. It increases numerical aperture and maintains a uniform light speed. increase 
the resolving power of a microscope. Prevents refraction of light. 
 
What parts of the microscope does light travel through? Illuminator-The light source for the 
 
microscope.Diaphragm-Controls the amount of light entering the condenser. Co...
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BIOD 171 Portage Learning Exam 3
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BIOD 171 Portage Learning Exam 3 Define the measurements micrometer and nanometer. - ANSWER-A micrometer is one-millionth of a meter and a nanometer is one-billionth of a meter. What are the two critical factors that influence your ability to see an object? - ANSWER-The resolution and the contrast. Resolution is the distance between two objects where you can still see them as separate. Contrast is the difference in light between two objects. If you wish to increase the amount of light goin..
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BIOD 171 MODULE 3 EXAM Questions and Answers with Complete Solutions rated A+
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BIOD 171 MODULE 3 EXAM Questions and Answers with 
Complete Solutions rated A+ 
Immunochemistry - involves staining of cells to see structures 
microscopy - the use of light or electrons to magnify objects 
Micrometer (um) - 10^-6 m, measures size of cells 
Nanometer (nm) - 10^-9m, used to measure cellular organelles and viruses 
Magnification - the ratio of an object's image size to its real size 
Resolution of a microscope - ability to distinguish two objects as separate entities 
Contrast Mi...
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M3: MODULE 3 REVIEW M3: MODULE 3 REVIEW: ESSENTIAL MICROBIOLOGY WITH LABZANGUS
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.Define the measurements micrometer and nanometer 
Your Answer: 
A micrometer is the measurement of one millionth of a meter. A 
nanometer is one-billionth of a mete
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BIOD 171 Microbiology Exam 3 Portage learning 2024
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micrometer one millionth of a meter, 10^ -6 
2. nanometer one billionth of a meter, 10^-9 
3. Resolution the distance between two objects at which 
the objects still can be seen as separate 
4. What happens if the resolution 
is poor? 
Poor or low resolution means two (or more) 
objects may appear as one. 
5. Contrast the difference in light absorbance between 
two objects. 
6. What happens if there is poor 
contrast? 
gives a high background and makes the 
visualization of multiple objects diff...
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Portage Learning microbiology module 3 |Questions with 100% Correct Answers | Updated & Verified | 2024
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A nanometer is defined as: - 10-9 
A nanometer is defined as one-billionth of a meter 
True or False: A nanometeris longer than a micrometer - False. A nanometer is 1,000 times 
smaller than a micrometer. 
Resolution and contrast are two critical factors that influence your ability to see an object. Explain each. 
- Resolution refers to the distance between two objects at which the objects still can be seen as 
separate. Poor or low resolution means two (or more) objects may appear as one. *Cont...
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Portage Learning microbiology module 3 |Questions with 100% Correct Answers | Updated and Verified | 2024
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A nanometer is defined as: - 10-9 
A nanometer is defined as one-billionth of a meter 
True or False: A nanometeris longer than a micrometer - False. A nanometer is 1,000 times 
smaller than a micrometer. 
Resolution and contrast are two critical factors that influence your ability to see an object. Explain each. 
- Resolution refers to the distance between two objects at which the objects still can be seen as 
separate. Poor or low resolution means two (or more) objects may appear as one. *Cont...
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BIOD 151 Portage Learning Microbiology Module 3 Questions And Answers 100% Solved
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BIOD 151 Portage Learning 
Microbiology Module 3 Questions And 
Answers 100% Solved 
A nanometer is defined as: 10-9 
A nanometer is defined as one-billionth of a meter 
True or False: A nanometeris longer than a micrometer False. A nanometer is 1,000 times 
smaller than a micrometer. 
Resolution and contrast are two critical factors that influence your ability to see an object. 
Explain each. Resolution refers to the distance between two objects at which the objects still 
can be seen as se...
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Portage Learning: Microbiology Module 3 Already Graded A
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Portage Learning: Microbiology Module 3 Already Graded A 
Define the measurements micrometer and nanometer. A micrometer (μm) is defined as being one-millionth of a meter and is commonly designated at 10-6 meters. A nanometer (nm) equals 10-9 m or one-billionth of a meter. 
What are the two critical factors that influence your ability to see an object? Resolution and contrast. Resolution refers to the distance between two objects at which the objects still can be seen as separate. Poor or low r...
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