The process of using a cleansing technique to mechanically remove and reduce microorganisms and debris to safe levels is
A) Degermination
B) Sanitization
C) Sterilization
D) Disinfection
E) Antisepsis
B) Sanitization
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A general trend in the structure of many biomolecules is
A) that the order and bonding of monomers form the basis for the secondary and tertiary structure of the polymer. B) that they are all soluble in water independent of the size of the polymer. C) that each class of biomolecule forms one type of secondary structure independent of the order of the monomers in the polymer. D) that each class of biomolecule can form either fibrous or globular conformations depending on the chemical conditions inside the cell. E) that four different monomers form the basis for the functional and structural properties of each polymer.
Which of the following activities is not a way that unicellular organisms maintain homeostasis?
A. Reproduction B. Growth C. Response to the environment D. Cell specialization
The term used to describe a harmless organism resembling a harmful one is:
a. warning coloration b. Batesian mimicry c. cryptic coloration d. Mullerian mimicry d. aposematic coloration
During which growth phase are bacteria more susceptible to antimicrobial drugs?
A) lag phase B) log phase C) stationary phase D) death phase E) The susceptibility is the same for all phases.