Which of the following virulence factors directly contributes to severe inflammation?
A) coagulase
B) lipid A
C) hyaluronidase
D) kinase
E) collagenase
B
Bloom's Taxonomy: Comprehension
Section: The Nature of Infectious Disease
Learning Outcome: 14.14
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Which of the following are part of the inflammatory response? (Check all that apply.)
_____ Antibodies and interferons are produced against the antigens. _____ Histamine and other chemicals are released, which produce redness, warmth, and edema. _____ Invading agent causes the release of pyrogens, which produce a fever. _____ Neutrophils and macrophages attack the invading microbes and contribute to the pus.
DNA polymerases
a. are enzymes. b. add new nucleotides to a strand. c. catalyze hydrogen bonding. d. assemble new strands in a specific direction. e. are all of these
Which of the following is NOT a description of one group of archaea?
a) disease-causing b) low-pH-tolerant c) methanogens d) high-pH-tolerant e) high-pressure-tolerant
In the experiment with peacock butterflies, the working hypothesis is that _____.
A. silence confuses both predator and prey B. making sounds can provide a selective advantage to the prey C. eye spots attract the attention of predators. D. birds can find their prey by listening for their sounds E. unpalatable species display distinctive wings