Practice problem
Cell Transport — Role of Golgi Apparatus & ER

Image source: By Magnus Manske CC BY 2.0, via Wikimedia Commons
From the above diagram which of the following numbers correctly labels the rough endoplasmic reticulum?
Practice problem

Image source: By Magnus Manske CC BY 2.0, via Wikimedia Commons
From the above diagram which of the following numbers correctly labels the rough endoplasmic reticulum?