Question

What is the function of the rough ER?

Answer 1

function of the rough ER is to produce proteins for the rest of the cell to function.

Answer 2

The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins.