terms Flashcards by Unknown Unknown

Q

compound microscope

A

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Q

parfocal

A

stays focused

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Q

stage adjustment knob

A

moves slide from side to side

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Q

iris/diaphragm

A

used to adjust light

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Q

coarse focus knob

A

helps focus using only the 4x lens

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Q

fine focus knob

A

help focus more, sharpens

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Q

condenser lens

A

condenses light rays

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Q

4x lens

A

“scanning lens” allows you to see more area

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Q

10x lens

A

low power

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Q

40x lens

A

high power

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Q

100x

A

immersion oil - useless without it

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Q

microorganisms

A

too small to see with naked eye

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Q

microbiology

A

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Q

fermentation

A

when sufgar is converted to acid or alcohol

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Q

colony

A

population of cells arising from a singkle cell

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Q

culture

A

to grow microbes

Q

culture media

A

used as a source of food & nutrients for bacteria

Q

aseptic technique

A

used to prevent contaminating a culture

Q

prokaryotes

A

single-celled, smaller, no nucleus

Q

eukaryotes

A

multicellular, larger, nucleus

Q

confluent

A

very light growth