What is the difference between "free" and "attached" ribosomes?
A) Free ribosomes are in the cytoplasm, whereas attached ribosomes are anchored to the endoplasmic reticulum.
B) Free ribosomes produce proteins in the cytosol, whereas attached ribosomes produce proteins that are inserted into the ER.
C) Free ribosomes produce proteins that are exported from the cell, whereas attached ribosomes make proteins for mitochondria and chloroplasts.
D) Both a and b
E) Both a and c

Question

Quizplus · Accepted Answer

Free ribosomes are located in the cytoplasm and synthesize proteins that function within the cytosol, while attached ribosomes are bound to the endoplasmic reticulum and synthesize proteins that are either inserted into the ER membrane or secreted from the cell.

What Is the Difference Between "Free" and "Attached" Ribosomes