LSUE MICRO LAB EXAM 1 Exam Questions With Complete Solutions.
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LSUE MICRO LAB
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LSUE MICRO LAB
LSUE MICRO LAB EXAM 1 Exam Questions With Complete Solutions.
The limit of resolution of the unaided human eye is ______.
0.2 mm
For the typical light microscope, the limit of resolution is ______.
0.2 micrometers
When carrying a microscope, one hand should be under the _____ of the micros...
lsue micro lab exam 1 exam questions with complete
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LSUE MICRO LAB EXAM 1 Exam Questions With
Complete Solutions.
The limit of resolution of the unaided human eye is ______.
0.2 mm
For the typical light microscope, the limit of resolution is ______.
0.2 micrometers
When carrying a microscope, one hand should be under the _____ of the microscope to
support its weight, and one hand should be on the _____ for balance.
base
arm
As the power of the objective lens increases, the working distance ______.
decreases
Condenser adjustments increase _______ without affecting the bulb life.
illumination
The _______ lens provides the highest magnification and has the shortest working distance.
oil immersion
The coarse focus knob should only be adjusted when using the _______ lens.
low power
The coarse and fine focus knobs adjust the distance between ___________.
the stage and the objective lens
A microscope that maintains focus when the objective magnification is increased is called
_____.
parfocal
Which type of specimens is darkfield microscopy preferred over brightfield microscope?
live unstained specimens or thin cells
What is best observed using phase-contrast microscopy?
motility of cells
What organisms were formerly known as "blue-green algae"?
cyanobacteria
Fungi contain _____ in their cell walls whereas plants contain _______.
chitin
cellulose
refers to fungi that grow as yeast forms in tissue and reproduce by budding, but produce
mycelium and sporulation structures when grown in nutrient medium
dimorphic
kills the microorganisms, coagulates the protoplasm of the cells, and causes them to adhere
to the cell
heat fixation
ovoid cells that occur in pair and chains
streptococci
cocci that occur in grapelike clusters
staphylococci
rods that can occur singly or in chains
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