_______ is a disease characterized by high transmissibility and low virulence.
A. bubonic plague
B. AIDS
C. chicken pox
D. two of the above
Answer: C. chicken pox
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PC agar is a selective media for isolation of B. cepacia. What is the purpose of the polymixin B and ticarcillin in the media?
a. They provide nutrients to enrich the growth of B. cepacia. b. They cause color change in the media from yellow to pink. c. They inhibit growth of gram-positive and other gram-negative organisms. d. They stabilize the media to support growth if prolonged incubation is needed.
Cholesterol is essential for keeping cell membranes from thickening
Indicate whether the statement is true or false.
How does a muscle return to its extended condition after contracting?
What will be an ideal response?
_____________ send signals that control muscles and glands.
Fill in the blank(s) with the appropriate word(s).