The vector of the sleeping sickness disease parasite is the? by Sunday | May 15 | Biology WAEC | 0 comments A. cockroach B. mosquito C. black fly D. tse-tse fly Correct Answer: Option D D. tse-tse fly Users Also Read These:Which of the following organisms is an endo-parasite?The component of vector X along the direction of…The parasite illustrated below obtains nutrients…The parts labelled I, II and III of the farm animal…A man who is heterozygous for the disease…