True or false: tonicity describes the effect of a solution on the movement of water
a. true
b. false
a. true
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Assuming that a clean-catch midstream urine was processed in the Clinical Microbiology Laboratory (CML), which one of the following colony counts is (are) indicative of a urinary tract infection?
A) 10,000 CFU/mL B) 100,000 CFU/mL C) >100,000 CFU/mL D) both b and c
Innate immunity defenses include
a. phagocytosis. b. complement system. c. inflammation. d. fever. e. all of these
The time from when pathogen first enters the body and begins to multiply, until symptoms first appear is the ________.
A. period of invasion B. convalescent stage C. prodromal stage D. incubation period
Unicellular microorganisms that lack a membrane-bound nucleus and other membranous organelles are classified into two domains: ________ and ________
Fill in the blank(s) with correct word