Answer: due to insufficient exocytosis in the type II alveolar cells
Regulation of water balance in the joint is not a characteristic.
Synovial fluid is made of proteins and cells, rich in hyaluronic acid.
You can found it on articulations covering de extremes of the bone.
Its function is to lubricate the movement, protect the articular cartilage and shock absorption when we jump or have some kind of impact.
Venus Fly Traps have Lyosomes because it helps break down food that was ingested by cells. Most plants use the sun to produce protein and fat to make glucose sugar, but since this eats insects produce digestive enzymes similar to the onesin the stomach and intestines of animals.
An amino acid is the building block (or monomer) of proteins :)