Plain soap is very effective in controlling spread of microorganisms because it is
A. bacteriostatic.
B. very effective at the mechanical removal of microorganisms.
C. virucidal.
D. bactericidal.
B
Biology & Microbiology
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Pheromones are ____ signals
a. tactile b. electrical c. acoustical d. visual e. chemical
Biology & Microbiology
Recombinant DNA is associated with all of the following EXCEPT ____
a. genetic engineering b. new biological techniques c. restriction enzymes d. bacterial plasmids e. viral infections
Biology & Microbiology
During the citric acid cycle, acetyl CoA is oxidized completely
Indicate whether the statement is true or false
Biology & Microbiology
Parenchyma, collenchyma, and sclerenchyma are classified as tissues in the:a
dermal tissue system. b. vascular tissue system. c. ground tissue system. d. primary tissue system. e. secondary tissue system.
Biology & Microbiology