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Trypanosomes (Trypanosoma brucei) are protozoans that cause African sleeping sickness in humans - HSC - SSCE Biology - Question 8 - 2020 - Paper 1
Question 8
Trypanosomes (Trypanosoma brucei) are protozoans that cause African sleeping sickness in humans. The diagram shows the way that the disease is transmitted to humans.... show full transcript
Worked Solution & Example Answer:Trypanosomes (Trypanosoma brucei) are protozoans that cause African sleeping sickness in humans - HSC - SSCE Biology - Question 8 - 2020 - Paper 1
Step 1
Which row of the table identifies the pathogen, vector and method of disease transmission to humans?
Answer
The correct answer is C:
- Pathogen: Tsetse fly
- Vector: Trypanosomes
- Method of disease transmission: Indirect
This reflects that the disease is transmitted from livestock through the Tsetse fly to humans.