試題詳解

39. Which of the following statements about the extracellular matrix (ECM) is FALSE?
(A) Collagens are assembled into triple helix in the ER lumen.
(B) Glycosaminoglycans (GAGs) contain positively charged carbohydrates.
(C) Chondroitin sulfate is a GAG to be part of proteoglycan.
(D) Elastin is a protein capable of changing conformation.
(E) Fibronectin can directly bind with integrin.