Card 301
Question
Which is more saturated, pork or beef fat?
Answer
Beef
Microbiology
Discover Microbiology: 822 flashcards with questions and answers.
- Subject
- Sciences / Chemistry
- Language of creation
- English
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Cards in this set
Card 302
Question
Below what pH can Clostridium botulinum spores no longer germinate?
Answer
Below pH 4.6
Card 303
Question
what are the selective agents of VRBA?
Answer
Bile salts and crystal violet
Card 304
Question
What is the measurement of oxygen utilized in the stabilization of organic matter by microorganisms over a 5 day period at 20 C called?
Answer
Biological oxygen demand
Card 305
Question
What term describes the accumulation of fat-soluble toxins in organisms at higher trophic levels?
Answer
Biomagnification.
Card 306
Question
What color are Staphylococcus aureus colonies on Baird Parker agar?
Answer
Black.
Card 307
Question
In reference to Aflatoxin B1, what does the B designate?
Answer
Blue fluorescence
Card 308
Question
Botulinum toxin type H is the deadliest substance in the world, but type A is used for what commercial application?
Answer
Botox
Card 309
Question
What is the causative organism for flaccid paralysis?
Answer
Botulinum
Card 310
Question
Which microbial toxin is associated with improperly canned foods?
Answer
Botulinum toxin
Card 311
Question
Green bean canning pathogen?
Answer
Botulinum.
Card 312
Question
What is the bacteria of greatest concern in home canned foods?
Answer
Botulism
Card 313
Question
What bacterial neurotoxin is used for cosmetic procedures?
Answer
Botulism toxic
Card 314
Question
What does BSE stand for?
Answer
Bovine Spongiform Encephalopathy
Card 315
Question
What does BHI stand for?
Answer
Brain Heart Infusion
Card 316
Question
Lysine is produced by which genus of bacteria?
Answer
Brevibacterium
Card 317
Question
How do microbial inhibitors work?
Answer
By acting on the whole cell, cell wall, or cell membrane in order to interfere with the genetic mechanism of the cell, interfering with the enzyme systems of the cell, or by binding to essential nutrients to kill the cell or stop reproduction.
Card 318
Question
Which common food borne bacterial pathogen is microaerophilic and requires temperatures above 32 degrees C for growth?
Answer
Campylobacter jejuni
Card 319
Question
What microorganism has been linked to the disease Guillain-Barré syndrome?
Answer
Campylobacter jejuni
Card 320
Question
Which bacterial species is most commonly associated with raw poultry contamination?
Answer
Campylobacter jejuni
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