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Transcript
Highlights from Section 2
– Bacteria in Your Life
Antibiotic
A
chemical produced by bacteria that
limits the growth of other bacteria.
Saprophyte
 Any
organism that uses dead
organisms as an energy source.
– Saprophytic bacteria help recycle
nutrients.
Nitrogen-Fixing Bacteria
 Change
nitrogen from the air into
forms that can be used by plants and
animals.
Bioremediation
 Using
organisms to help clean up or
remove environmental pollutants.
Pathogen
 Any
organism that causes disease.
Toxin
 Poisonous
substance produce by
some bacterial pathogens.
Endospore
 Thick
walled structure produced by
pathogenic bacteria when growing
conditions are unfavorable.
Pasteurization
 Process
of heating food to a
temperature that kills most harmful
bacteria.
Vaccine
 Used
to prevent some bacterial
diseases.
 Made from damaged or killed
bacteria.
 Cause the body to produce
antibodies.