Answer;
-Lipids and carbohydrates
The smooth ER (SER) has a variety of functions that center around the synthesis of lipids and carbohydrates.
Step-by-step explanation;
-The endoplasmic reticulum serves many general functions, including the folding of protein molecules in sacs called cisternae and the transport of synthesized proteins in vesicles to the Golgi apparatus.
-The smooth endoplasmic reticulum, or smooth ER, is an organelle found in both animal cells and plant cells. An organelle is a sub-unit within a cell that has a specialized function. The main function of the smooth ER is to make cellular products like hormones and lipids.