How does a bony fish use the swim bladder?

For gradpoint it's To move up and down in the water~

Metastasize sentence examples. It tends to metastasize, or spread, quickly. With cancers that metastasize, what you see on your skin may be the tip of the iceberg. Because they often metastasize to the lungs, I include a chest film of every dog I radiograph for this problem.