atoms O sulfur and lithium
Answer:
This is anmy science question so you can see this answer from meritnation
Explanation:
Answer: Option E.
glycosaminoglycans
Explanation:
Proteoglycans are core proteins that are attached to glycosaminoglycans chains via covalent bond because
glycosaminoglycans consist of repeating disaccharide units composed of an N-acetylated or N-sulfated hexosamine and either a uronic acid or galactose . They are found in connective tissues and cell matrix of animal cells.
Sugar is an edible crystalline substance that is derived from sugarcane or sugar beet. Sweeteners are additives that are incorporated in foods for adding sweetness. In fact, sweeteners may be natural or artificial and are used as substitutes for sugar. ... Sweeteners are also often sweeter than sugar or sugar substitutes.
The periosteum doesn't cover the portion of bones that contains articular cartilage, which is the cartilage found in joints that keeps the bones from rubbing together. It is not as tightly packed and contains cells that help in bone growth and repair.