All of the following disrupt the cytoplasmic membrane except ____
A. Detergents
B. Quaternary ammonium compounds
C. High concentration phenols
D. Iodine
Ans: D. Iodine
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The organism that grows anaerobically in dead or damaged tissue and produces dense colonies that are the color and size of sulfur particles is
A. Escherichia coli. B. Staphylococcus aureus. C. Actinomyces israelii. D. Pseudomonas aeruginosa.
DNA is composed of building blocks called _____.
Fill in the blank(s) with the appropriate word(s).
_______________________ is an autoimmune disease.
A. Polio B. Herpes C. Multiple sclerosis D. Melanoma
Which of the following is TRUE of "starter cultures"?
A. They cause spoilage of foods. B. They are always naturally occurring in the foods being processed. C. They are preservatives and do not alter the food being processed. D. They are used to control the fermentation process. E. They are naturally occurring and cause food spoilage.