A) trophozoite stage
B) binucleated cyst stage
C) tetranucleated cyst stage
D) None of the above
Correct Answer: C
Solution :
In Entamoeba histolytica, the tetranucleate cyst constitute the transmissive or infective stage which do not develop further but pass out from the host in faeces. These are highly resistant to desiccation and survive for about 12 days. Their infection depends upon the intake of contaminated food or water infection depends a upon the intake of contaminated food or water.
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