Answer:
Option-3
Explanation:
Collagen is one of the most abundant proteins of the animal kingdom as it is present in the connective tissue.
The collagen protein undergoes glycosylation that is carbohydrate molecules are attached to the protein.
The collagen fiber is produced by the chondroblasts which are suspended in the extracellular matrix of the cell. These fibers provide strength and flexibility to connective tissue.
Thus, Option-3 is the correct answer.Answer: