The substantial reduction of the total population of microorganisms on inanimate objects and the destruction of potential pathogens is called ________.
A. disinfection
B. antisepsis
C. sterilization
D. sanitization
Answer: A
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All of the following are inputs to the electron transport chain EXCEPT
a. an H-carrier. b. oxygen. c. ADP. d. water.
Four of the five choices listed below are related by
the quantity of chromosomes present. Select the exception. a. spores b. sporophyte c. egg d. sperm e. gametophyte
In the animal subkingdom ________, the animals lack symmetry and possess neither tissues nor organs.
Fill in the blank(s) with the appropriate word(s).
Which of the following is true for the signaling system in an animal cell that lacks the ability to produce GTP?
A) It would not be able to activate and inactivate the G protein on the cytoplasmic side of the plasma membrane. B) It could activate only the epinephrine system. C) It would be able to carry out reception and transduction but would not be able to respond to a signal. D) It would use ATP instead of GTP to activate and inactivate the G protein on the cytoplasmic side of the plasma membrane. E) It would employ a transduction pathway directly from an external messenger.