PROTEASES, carbohydrates)Cell organelleCharacterCentrioleCentrioles are the feature of animal cells. They are absent in plant cells.Centrioles are the cell component that is visible during the cell division stages.Centrioles are the microtubule-producing organelles engaged in cell division.It is situated near the nucleus in the cytoplasm. Plasma membraneCell membrane historically referred to as the plasmalemma.A BIOLOGICAL membrane that separates and PROTECTS the interior of all cells from the external environment.Discovered by Carl Naegeli and C. Cramer in 1855.Golgi apparatusGolgi complex was discovered by Camillo Golgi in the year 1898. He saw a densely stained RETICULAR structure close to the nucleus.These were named Golgy bodies after him.