Assertion (A): The Rough Endoplasmic Reticulum (RER) is frequently observed in cells that are actively involved in protein synthesis and secretion.
Reason (R): The membrane of RER bears ribosomes, which are the sites of protein synthesis.
Assertion (A): The Rough Endoplasmic Reticulum (RER) is frequently observed in cells that are actively involved in protein synthesis and secretion.
Reason (R): The membrane of RER bears ribosomes, which are the sites of protein synthesis.