Answer:
Something along the lines of burning the waste without the chemicals being released.
Birth and immigration
death and emigration
Muscle tissue is comprised of groups of muscle cells, laid out in differing organizations depending on the muscle tissue type. For skeletal muscle tissue, the muscle tissue works together to push or pull the skeleton and move the organism conciously. For smooth muscle, the muscle tissue works together to push, pull, or constrict various structures unconciously. An example of smooth muscle is the muscles involved in pushing food through the esophagus. For cardiac muscle, the muscle tissue works together to pump the entire heart in tandem.
The purpose of spindle fiber is to divide the chromosomes in a parental cell to make them into two daughter cells.