Which is not a symptom of Entamoeba histolytica?
Entamoeba histolytica is an anaerobic parasitic amoebozoan, predominantly infecting humans and other primates causing amoebiasis or dysentery. Symptoms can include fulminating dysentery, bloody diarrhoea, weight loss, fatigue, abdominal pain, irregular bowel. Hence, relapsing fever is not a symptom of Entamoeba histolytica. So, the correct answer is 'Relapsing fever'.