A muscle biopsy helps to determine the source of the disease process ensuring initiation of appropriate treatment. Muscle biopsies may be performed to diagnose neuromuscular disorders, infections that affect the muscle, and other abnormalities in the muscle tissue. The following is a list of some conditions diagnosed by muscle biopsy:
The artist(singer) Prince sings Purple Rain. He also wrote the song, as part of a soundtrack album of the same name for a film of the same name starring Prince himself. Hope this helps. Written Feb 14 Â· View Upvotes.
Purple Rain is the only feature film starring Prince that he did not direct. The film won an Academy Award for Best Original Song Score, currently the last film to receive the award. It was nominated for two Razzie Awards, including Worst New Star for Apollonia Kotero and Worst Original Song for  Sex Shooter .