Golgi body consists of :-
(i) Convex surface of cister nae which is towards nucleus is called cis- face or forming face. It absorbs chemicals inform of vesicles.
(ii) Concave surface of cisternae which is towards P.M. is called Trans-face or maturing face. Golgi body secrets chemicals through this surface inform of vesicles.
Large spherical structure associated to tubules.