Endoplasmic reticulum do not paicipate in: (A) Protein synthesis, (B) Muscle contraction, (C) Protein soing, (D) Glycoproteins
Answer is B. Rough Endoplasmic Reticulum is involved in protein synthesis. EPR also involved in glycosylation of N linked glycoproteins. Exocytic pathway of protein soing is done by both RER & GA (Golgi apparatus) Reference: Harper; 30th edition