True or False: Vaccinations exist for malaria and have effectively wiped it from the United States but have been ineffective in other areas with endemic problems, such as Africa
a. TRUE
b. FALSE
Answer: B
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Which of the following associations is incorrect?
A) Lyme disease . . . tick B) plague . . . rat flea C) Rocky Mountain spotted fever . . . tick D) typhoid fever . . . mosquito
An accumulation of cells that divide
uncontrollably is known as
a. oncogenes. b. proto-oncogenes. c. neoplasms. d. checkpoints. e. descendant tumors
In 2000, 87% of the wild rat populations in Stadtlohn, Germany was resistant to the poison bromadiolone. This
indicates that ____was/were commonly used as a rat poison(s) here, and the rat's resistance is an example of ____ selection.
a. warfarin; directional b. bromadiolone; directional c. both warfarin and bromadiolone; disruptive d. neither warfarin nor bromadiolone; stabilizing e. bromadiolone; disruptive
Hydroxyurea has been shown to switch off cell division. Indicate whether the statement is true or false