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Malaria, Chagas Disease, and African trypanosomiasis are three kinds of protozoan diseases. Malaria, caused by Plasmodium Parasites. Trypanosoma cruzi causes Chagas Disease. Finally,  Trypanosoma causes African trypanosomiasis.
 
        
                    
             
        
        
        
Answer:
The Knee Flexor Muscles 
Explanation: The Hamstrings All three hamstring muscles originate from the ischial tuberosity and run toward the knee. The biceps femoris muscle is inserted into the head of the fibula. It can rotate the lower leg so that the foot points laterally.
 
        
             
        
        
        
The circulatory system is used to transfer blood
        
             
        
        
        
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because the more alike species are The more they have to adapt to try and compete with one another So the more different a species is the less they have to compete
 
        
             
        
        
        
Independent variable: The difference in the amount of water the plants are fed. Dependant variable: the health of the plants . Control variable: temperature, amount of sunshine, type of plant amount of co2,