Bio 2010 - Microbiology » Summer 2023 » Chapter 4 Quiz
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Question #1
Which of the following is used to visualize live cells?
A.
SEM
B.
Phase Contrast
C.
TEM
D.
All of These
Question #2
A compound light microscope allows clear visualization of objects no smaller than a:
A.
small bacterium
B.
DNA molecule
C.
human cell
D.
typical virus
E.
four leaf clover
Question #3
The transmission electron microscope has the greatest resolving power because it uses an electron beam to view the sample instead of a light beam. The electron beam is used because:
A.
Electrons are less invasive
B.
Electrons have shorter wavelengths than light waves
C.
Light waves are less visible.
D.
Electrons have longer wavelengths than light waves
E.
Electrons do not penetrate the sample.
Question #4
Light of ____ wavelength typically will result in ____ resolving power.
A.
longer, better
B.
any, poor
C.
shorter, better
D.
shorter, worse
Question #5
The kind of electron microscope which is used to study internal structure of cells is:
A.
transmission electron microscope
B.
light microscope
C.
compound microscope
D.
scanning electron microscope
Question #6
A microscope that exposes specimens to ultraviolet light and forms an image with the light emitted at a different wavelength is called a __________ microscope.
A.
darkfield
B.
phase contrast
C.
fluorescent
D.
scanning electron
Question #7
You want to determine the location of a specific protein in a cell, using a color stain. Which of the following is the BEST type of microscopy to use?
A.
electron microscopy
B.
dark field microscopy
C.
phase contrast microsocpy
D.
bright field microscopy
E.
fluorescent microscopy
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