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43 Cards in this Set
- Front
- Back
condensor lens
|
focuses light on the specimen
|
|
objective lens
|
produces a magnified image of the microscopic field
|
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ocular lens
|
enlarges the image further so that it can be perceived as a virtual image by the eye
|
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magnification
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determined by multiplying the magnification of the objective lens by that of the eyepiece lens
|
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resolution
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the ability to distinguish between two points
|
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phase-contrast microscope
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used to detect minute differences in refractive indices of the specimen and its surrounding medium
|
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dark-field microscope
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used when high contrast is needed
makes an object appear luminous and visible against a dark background |
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algae characteristics
|
eukaryotic photoautotrophs
|
|
phycology
is the study of.. |
algae
|
|
algae
are classified based on what? |
their color
|
|
cyanobacteria
characteristics |
oxygenic photosynthetic
prokaryotes |
|
cyanobacteria
importance |
some fix nitrogen in heterocysts
|
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heterocysts
|
important fertilizer providers
|
|
cyanobacteria
examples |
Gleocapsa
Anabaena Spirulina Oscillatoria |
|
algae
examples |
spirogyra
euglena volvox chlamydomonas diatoms desmids |
|
protozoa characteristics
|
unicellular eukaryote
non-photosynthetic chemoheterotrophs |
|
protozoa
classification is based on... |
motility
|
|
protozoa
importance |
important in recycling of elements
natural insecticides symbiotic association with animals cause devastating human diseases |
|
protozoa
examples |
Amoeba
Vorticella |
|
mycology
is the study of.. |
mushrooms
|
|
fungi
characteristics |
eukaryotic
chemoheterotrophic majority saprophytic |
|
fungi can reproduce...
|
sexually & asexually
|
|
fungi
are classified based on... |
sexual vs asexual reproduction
|
|
fungi
multicellular |
molds, mushrooms, etc
|
|
fungi
unicellular |
yeasts
|
|
zygomycota
sexual |
zygospore
|
|
zygomycota
asexual |
sporangiospore
|
|
ascomycota
sexual |
ascospore
|
|
ascomycota
asexual |
budding
|
|
basidiomycota
sexual |
basidiospore
|
|
basidiomycota
asexual |
fragmentation
|
|
what stain was used to distinguish different Fungi?
|
lactophenol blue stain
|
|
fungi examined
|
penicillium
aspergillus rhizopus fusarium |
|
"-static"
|
inhibits growth
|
|
"-cidal"
|
kills
|
|
Kirby Bauer method
used when & what does it do? |
Antibiotic & Antimicrobial lab
determines the efficiency of antibiotics against a given bacterium |
|
Kriby Bauer method
uses what medium? |
Mueller-Hinton
|
|
penicillin
mode of action |
cell wall
|
|
polymyxin
mode of action |
cell membrane
|
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streptomycin
mode of action |
protein synthesis
|
|
ciprofloxacin
|
nucleic acid synthesis
|
|
tetracyclin
mode of action |
protein synthesis
|
|
trimethoprim-sulfametoxazol
mode of action |
folic acid synthesis
|