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BIOD 171 MODULE 3 EXAM PORTAGE LEARNING

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BIOD 171 MODULE 3 EXAM PORTAGE LEARNING

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  • August 22, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
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  • BIOD 171
  • BIOD 171
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saraciousstuvia
BIOD 171 MODULE 3 EXAM
PORTAGE LEARNING

, MODULE 3
Exam 3
1. A nanometer is defined as:


A. 10-3


B. 10-6


C.10-9


D. 10-12 C. A nanometer is defined as one-billionth of a meter.


2. True or False: A nanometeris longer than a micrometer. False. A
nanometer is 1,000 times smaller than a micrometer.


1. 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.
*Contrast is the difference in light absorbance between two objects.
Poor contrast gives a high background and makes the visualization of
multiple objects difficult. For instance, trying to identify 2 dark colored

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