<prompt> All are seen in cyst of E.Histolytica except -Glycogen massChromatid barsEccentric nucleusRefractile nucleus  <response>: 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 