The muscular dystrophies, amyotrophic lateral sclerosis, myasthenia gravis, and other inherited and acquired diseases cause muscle degeneration. The symptoms of degenerative muscle diseases relate to progressive weakness in the affected muscle groups.egenerative muscle diseases that affect the muscles of the mouth and throat typically cause speech, chewing and swallowing difficulties. The Myasthenia Gravis Foundation of America notes that these symptoms are common with myasthenia gravis.
Propagate new strawberry plants from transplanted nursery berry plants by moving the strawberry's runners to open spaces in the bed. Typical plantings space plants 18 to 30 in. apart in rows 3 to 4 ft. apart.
How Do Strawberry Plants Reproduce. Known also as vegetative propagation or vegetative cloning, strawberries grow new plants without producing seeds or spores. What people think of as strawberry seeds that cover the berry are not in fact their primary means of propagation. As the strawberry fruits are developing, the plant is stimulated to send out thin growths called runners or clones that resemble tendrils.