Multiple Choice
Which statement describes the function of the eye spot in a Euglena?
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27. Protists
Introduction to Protists
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Which protozoan is associated with the ability to cause severe dysentery?
A
Plasmodium falciparum
B
Trypanosoma brucei
C
Entamoeba histolytica
D
Giardia lamblia
Verified step by step guidance1
Identify the key term in the question: 'severe dysentery'. Dysentery is an infection of the intestines resulting in severe diarrhea with the presence of blood and mucus in the feces.
Understand that protozoans are a diverse group of unicellular eukaryotic organisms, many of which are parasitic and can cause diseases in humans.
Review the list of protozoans provided: Plasmodium falciparum, Trypanosoma brucei, Entamoeba histolytica, and Giardia lamblia.
Recall that Entamoeba histolytica is a protozoan known to cause amoebic dysentery, which is characterized by severe diarrhea and abdominal pain.
Conclude that Entamoeba histolytica is the protozoan associated with the ability to cause severe dysentery, as it matches the symptoms described in the question.
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