Some proteins on the surface of a mammalian cell contain carbohydrates.These proteins are synthesized by _______ and the sugars are added in the _______.
A) mitochondrial ribosomes; smooth endoplasmic reticulum
B) ribosomes on the rough endoplasmic reticulum; Golgi apparatus
C) cytoplasmic ribosomes; smooth endoplasmic reticulum
D) the Golgi apparatus; rough endoplasmic reticulum
E) cytoplasmic ribosomes; plasma membrane

Question

Quizplus · Accepted Answer

Proteins with carbohydrates on their surface are glycoproteins. These are synthesized by ribosomes on the rough endoplasmic reticulum and the sugars are added in the Golgi apparatus before the final protein is transported to the cell membrane.

Some Proteins on the Surface of a Mammalian Cell Contain