Which structure is the site of the synthesis of proteins that may be exported from the cell?

A) rough endoplasmic reticulum

B) lysosomes

C) plasmodesmata

D) Golgi vesicles

Respuesta :

Rough endoplasmic reticulum is that site. When protein sticks on it's surface, it covered them in a vesicle which then received by Golgi appratus.

In short, Your Answer would be Option A

Hope this helps!
The answer is A) rough ER