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Fri, 14:07 26 Jun 2009 GMT17

 
The AlertNet Challenge
1 of 6

QUESTION 1
Researchers looking at how to trap a tsetse fly responsible for transmitting sleeping sickness have found that the insects are attracted to what?
Human or cattle odours
A high-pitched intermittent alarm
Lizard and pig odours


URL: http://www.alertnet.org/quiz/124602454412.htm

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