This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
[{'content': 'Which of the following is true about mature cyst of E. Hystolica- \nSelect and explain. \nA. Endoplasm and ectoplasm are clearly define, B. Eight chromatid bodies, C. Shows chromatid bodies and glycogen mass, D. Nuclear structure retains characteristics of trophozite', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Entamoeba histolytica. (A) Trophozoite; (B) Precystic stage; (C) Uninucleate cyst; (D) Binucleate cyst; (E) Mature quadrinucleate cyst; 1--Ectoplasm; 2--Endoplasm; 3--Ingested erythrocytes; 4--Pseudopodium; 5--Nucleus; 6--Chromidial bar; 7--Glycogen mass in mature cyst- nuclear structure similar to trophozoite quadrinucleate glycogen mass and chromatid bars disappeared TEXTBOOK OF MEDICAL PARASITOLOGY,BAVEJA,3RD EDITION,PAGE NO 16', 'role': 'assistant'}]