Which of the following substances is manufactured by epithelial cells?
A) procollagen
B) type II collagen
C) elastin
D) heparin
E) chondroitin sulfate

Question

Quizplus · Accepted Answer

Procollagen is a precursor protein synthesized by epithelial cells that is eventually processed into collagen, the main structural protein of many connective tissues. Type II collagen is mainly produced by chondrocytes, elastin is produced by smooth muscle cells, heparin is primarily synthesized by mast cells, and chondroitin sulfate is found in the extracellular matrix of cartilage and is synthesized by chondrocytes.

Which of the Following Substances Is Manufactured by Epithelial Cells