Sciencewood Ramesh Kumar P | Page 33

Pg.no. 33 Endoplasmic Reticulum: (Porter discovered ER) It helps in transportation of material from one part of the cell to another. There are two type of Endoplasmic Reticulum they are Rough ER and Smooth ER. Figure 10.7 (ER) Cells and their function: Cells Squamous epithelium Muscles cells Fat cells Nerve cells Bone cells Rods and cone cells Ear cochlear cells Gland cells Function Protective and give shape Contractile and Retractile Storing more fat droplets Conduction of Nerve impulses Rigidity Vision and color Conduction of sound waves Secretary