Fig. 4. Microphotographs of micronucleus study, the arrow indicates the presence of (A) normal mononucleated cell. (B) Normal binucleated cell. (C) Multiple micronuclei in binucleated cell. (D) Micronucleus in binucleated cell. (E) Cell containing multiple nuclei. (F) Micronucleus in multiple nucleated cell.