PICK A,B,C,D,or E and explain please Proteoglycans can be identified from the fo
ID: 62392 • Letter: P
Question
PICK A,B,C,D,or E and explain please
Proteoglycans can be identified from the following characteristics
1- its a protein polysaccharide complex with GAGs covalently attached to the core protein
2- its acidic due to the presence of sulfate and carboxyl groups attached to the sugar rings
3- forms a triple helix formed by the homotrimeric units in a unique rod like structure
4- its forms a porous, hydrated gel giving cartilage strength along with collagens
A. all are correct
B. Only 1 is correct
C. 1, 2 and 3 are correct
D.1, 2 and 4 are correct
E. None are correct
Explanation / Answer
Option D - 1,2 and 4 are correct - Proteoglycan complexes with GAG's, it processes sulfate and uronic groups. It acts as a cushion for cartilage bone.
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