Chloroplasts are double membrane organelles with a smooth outer membrane and an inner membrane folded into disc-shaped sacs called. thylakoids. . Color and label. the outer membrane light green. Thylakoids, containing chlorophyll and other. accessory pigments. (red, orange, yellow, brown). , are in stacks called.
the mute mate is a trumpet mute holder which will keep up to 4 mutes close at hand during performance designed by a jazz trumpeter and professionally manufactured the mute mate attaches in mere seconds and remains sturdy throughout the entire performance
Other brass instrument mutes include the Derby Hat mute (made to look like a derby hat, an interesting visual effect), a Stop mute (used by the French horn) and a Practice mute. A Practice mute is usually used just as its name implies, to muffle the instrument sound so a brass player can practice without disturbing others (as much).