Answer:
The correct answer is -
water
glycosaminoglycans
hydrophilic
proteoglycan
connective
Explanation:
Ground substances contain different types of large molecules and the amount of water also varies in these tissues. Glycosaminoglycans are the type of such molecule that is made up of completely carbohydrates only. These molecules are hydrophilic n nature which means they love the water and are negatively charged.
The other molecule than Glycosaminoglycans is a proteoglycan made up of GAGs that means 90 percent of the carbohydrate present in it these are binds connective tissues and fibers like a glue.