This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Which adhesion molecule is involved in morphogenesis? 
Select and explain. 
A. Osteopontin, B. Osteonectin SPARC, C. Tenascin, D. Thrombospondin
C: Tenascin
Answer: C: Tenascin 
Explanation: Various adhesive glycoproteins act as glue for the ECM and the cells. These consist of fibronectin, tenascin (cytotactin) and thrombospondin.
Tenascin or cytotactin is the glycoprotein associated with fibroblasts and appears in wound about 48 hours after injury. It disappears from mature scar tissue.

Mohan H. Textbook of Pathology. Jaypee Brothers Medical Publishers; 2015. Edition 7. Page 160