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delgado microbiology 211 final exam practice questions and answers

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delgado microbiology 211 final exam practice questions and answers Lister - Answer️️ -English surgeon who sterilized his equipment Modern cell theory - Answer️️ -All known living things are made up of one or more cells Cells are the basic units of all living things Cell arise from pre...

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  • August 29, 2024
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SophiaBennett
©SOPHIABENNET@2024/2025 Thursday, August 22, 2024 1:01 AM



DELGADO COMMUNITY COLLEGE

delgado microbiology 211 final exam
practice questions and answers

Lister - Answer✔️✔️-English surgeon who sterilized his equipment

Modern cell theory - Answer✔️✔️-All known living things are made up
of one or more cells

Cells are the basic units of all living things

Cell arise from preexisting cells by cell division

Cells contain hereditary info that is passed on during cell division

Prion - Answer✔️✔️-protein infectious particle

transmission electron microscope (TEM) - Answer✔️✔️-high
magnification (100,000X)

Gram positive bacteria stain - Answer✔️✔️-purple; Bacillus - rod

chemotaxis - Answer✔️✔️-movement towards or away from a
particular chemical

attractant - Answer✔️✔️-chemical is desirable and the bacteria
moves towards it

If Eukaryotic and bacterial organisms were the same, then most
medicines and treatments would be toxic to humans? T/F? -
Answer✔️✔️-True


1

, ©SOPHIABENNET@2024/2025 Thursday, August 22, 2024 1:01 AM



DELGADO COMMUNITY COLLEGE

mesophiles - Answer✔️✔️-most common group, prefer warm from
~20-40ºC but not too hot (Goldilocks)

obligate anaerobes - Answer✔️✔️-cannot live in aerobic
environments, oxygen gas is toxic, just trace amounts of O2 will kill
these bacteria

log (exponential phase) - Answer✔️✔️-cells are growing at a constant
rate, doubling every generation

metabolites - Answer✔️✔️-materials that cells need in order to grow
and reproduce

stationary phase - Answer✔️✔️-growth phase where death equals
birth; when birth and death rates are equal

sterilization - Answer✔️✔️-killing or removing all microbes including
live bacteria, eukaryotic microbes, bacterial endospores, and all
viruses

nosocomial infections - Answer✔️✔️-hospital acquired infections

autoclave - Answer✔️✔️-uses wet heat/heated steam to kill
pathogens

Auxotroph - Answer✔️✔️-mutant cell that requires an additional
growth factor




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