Ocular micrometer - Study guides, Class notes & Summaries
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Biology 1406 Lab Exam 1 Questions and Answers Already Passed
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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. Condenser lensFocuses light through the specimen. 
How do you calculate t...
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Biology 1406 Lab Exam 1 Questions with 100% Correct Answers | Latest Version 2024 | Expert Verified | Ace the Test
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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. Condenser 
lens-Focuses light through the specimen. 
How do you calculate...
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BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update
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BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 UpdatePortage Learning BIOD 171 Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update 
 
True or False: A virus is considered a microorganism. 
False. Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. 
 
1.	What is the smallest biological unit of life? 
A cell. ...
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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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Biology 1406 Lab Exam 1 fully solved rated A+
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Biology 1406 Lab Exam 1 fully solved rated A+Why is oil immersion used? - correct answer 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? - correct answer Illuminator-The light source for the microscope. Diaphragm-Controls the amount of light entering the conde...
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Biology 1406 Lab Exam 1 with complete solutions
- Exam (elaborations) • 7 pages • 2024
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Biology 1406 Lab Exam 1Why is oil immersion used? - correct answer 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? - correct answer Illuminator-The light source for the microscope. Diaphragm-Controls the amount of light entering the condenser. Condenser lens- ...
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Portage Learning BIOD 171 Microbiology Lecture Exam Key 1-6
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Portage Learning BIOD 171 Microbiology Lecture Exam Key 1-6 
 
Exams 
 
 
 
1. What are the two major types of nucleic acids and their roles? 
 
 
DNA- deoxyribonucleic acid RNA- Ribonucleic acid 
DNA- Cellular life has DNA and a role that DNA has is long-term storage of information, it holds the characteristics of living organisms. 
RNA- Is the carrier of information in form of amino acid sequence. It converts the information in the DNA and synthesizes proteins 
 
 
 
 
 
 
 
 
 
 
 
 
Tru...
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Biology 1406 Lab Exam 1 Questions Fully Solved 2024.
- Exam (elaborations) • 7 pages • 2024
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Why is oil immersion used? - Answer 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? - Answer Illuminator-The light source for the microscope.Diaphragm-Controls the amount of light entering the condenser. Condenser lens- Focuses light through the specimen. ...
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SEMMELWEIS UNIVERSITY Medical Biophysics I. Semifinal - Practice topics Questions With Complete Solutions
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SEMMELWEIS UNIVERSITY Medical 
Biophysics I. Semifinal - Practice topics 
Questions With Complete Solutions 
What kind of image is formed by a compound light microscope? Virtual, magnified and 
inverted 
What is the total magnification of a light microscope if the objective magnification is 100x and 
the ocular magnification is 20x? 100*20= 2000 
Describe the steps of the eyepiece scale calibration process. ece scale is placed in 
the intermediate image plane (unknown units) a stage micromet...
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BIOD 171 MODULE 3 EXAM WITH COMPLETE SOLUTIONS 100% SOLVED
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BIOD 171 MODULE 3 EXAM WITH 
COMPLETE SOLUTIONS 100% SOLVED 
A nanometer is defined as: - 10 -9 or one-billionth of a meter 
True or False: A nanometer is longer than a micrometer - False 
A nanometer is 1000x 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 
can still be seen as separate. Poor or low resolution means two or mo...
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