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ANSC 326 Exam 2 Questions with Complete Solutions
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ANSC 326 Exam 2 Questions with Complete Solutions
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ANSC 326 Exam 2 Questions with Complete Solutions3 species of sporeformers that cause food borne illness Correct Answer-
c. botulinum
c. perfrigens
b. cereus
spore Correct Answer-metabolically inactive, doesnt consume sugar
process of germination
vegetative cell Correct Answer-metabolically active, produce and
released spores
alicylobacillus Correct Answer-thermophilic aciduric spore-forming
bacteria that survive hot fill processes and cause spoilage and injuries
amphilbacillus Correct Answer-facultative anaerobically xylan-
degrading spore-forming bacteria
bacillus Correct Answer-aerobic spore-forming rod shaped bacteria
clostridium Correct Answer-anaerobic spore-forming rod shaped
bacteria
desulfotomaculum Correct Answer-sulfate reducing spore-forming
bacteria
, filobacillus Correct Answer-halophilic aerobic spore-forming rod shaped
bacteria
geobacillus Correct Answer-thermophilic spore-forming rod shaped
bacteria
sporolacbacillus Correct Answer-spore-forming lactobacilli
sulfolobus Correct Answer-sulfur oxidizing thermophilic acidic spore-
forming bacteria
all of the above bacteria are Correct Answer-gram positive spore
forming bacteria
c. botulinum appearance Correct Answer-spores swell the mother
sporangium giving a "tennis racket" shape
C. botulinum Correct Answer-heterogeneous and produce antigeniclly
distinct toxins that are strain specific
type 1 c. botilinum Correct Answer-strains are mesophiles, produce
heat-resistant spores, and make proteases that cause obvious spoilage
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