Effectively combating the spread of malaria has become more challenging since the 1970s because:
a. The Anopheles mosquito has become genetically resistant to most pesticides.
b. Plasmodium parasites have become resistant to most antimalarial drugs.
c. The flea that transmits the disease has become resistant to pesticides.
d. None of these answers.
e. Two of these answers.
E
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The spatial area created by external controls and discriminatory behavior is referred to as:
A. an ethnic cluster. B. an ethnoburb. C. a ghetto. D. an enclave.
Why would we want to know the 100-year flood recurrence interval?
What will be an ideal response?
The 1998 tsunami in Papua New Guinea was generated by a submarine ________
Fill in the blank(s) with correct word
To be classified as a mineral, a substance must be:
a. foliated. b. organic. c. regolith. d. accreted. e. crystalline.