Organelles are part of the cell that have various roles and functions. The endoplasmic reticulum is involved in the transportation of proteins and other substances in the cells. Thus, option b is correct.
The endoplasmic reticulum (ER) is one of the eukaryotic cell organelles that is made of a continuous membrane that consists of a sac-like structure with various roles and functions. The ER is of two types, smooth and rough based on the presence of ribosomes.
The endoplasmic reticulum is majorly involved with the transportation of the molecules like lipids and proteins produced by the translation process. It is the site of protein manufacturing, folding and modification, and transportation.
Therefore, option B. the endoplasmic reticulum moves the proteins and other substances in the cell.
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