Question

Rough endoplasmic reticulum is frequently observed in the cells actively involved in
(1)Protein synthesis and secretion
(2) Protein breakdown and absorption
(3) Oxidation of carbohydrates
(4) DNA duplication​

Answer 1

Answer:

(1)

Explanation:

Rough ER contain ribosomes on its surface (anchored by ribophorin I and ribophorin II) . hence they can be found in cells involves in protein synthesis.

Hope it helps.