Which of the Following Properties Is Associated with a Protein

Multiple Choice

Which of the following properties is associated with a protein that will be secreted from a eukaryotic cell?

A) It must be translated by a ribosome that remains free within the cytosol.
B) Its signal sequence must target it to the ER, after which it goes to the Golgi.
C) Its signal sequence must be cleaved off before the polypeptide can enter the ER.
D) Its signal sequence must target it to the plasma membrane, where it causes exocytosis.