A long, unbranched polysaccharide found in the extracellular matrix of connective tissue is ________.

A) proteoglycan
B) tropocollagen
C) hyaluronic acid
D) chondronectin

Hyaluronic Acid

Hyaluronic acid is a substance that is naturally present in the human body, known for its capacity to attract and retain large amounts of moisture, used in skincare products for its hydrating properties.

Polysaccharide

Carbohydrate containing a large number of monosaccharide molecules.

Extracellular Matrix

A complex network of proteins and carbohydrates surrounding cells, providing structural and biochemical support to tissues and organs.