Membranes contain large amounts of lipids, which are notoriously hydrophobic (water and oil don't mix). The membrane-spanning regions of membrane proteins are typically alpha helices, made of hydrophobic amino acids.
Florence, for example, hosted a brilliant period of musico-theatrical innovation at the dawn of the seventeenth century that led to the flowering of early opera. Rome continued to influence sacred music and for a time became an important center of opera, several types of vocal chamber music, and instrumental music. Venice, a leading musical city throughout the seventeenth century, nurtured the development of opera, as did Naples in the eighteenth century.
Video: Baroque Composers: Bach, Handel, Vivaldi, Pachelbel & More. The Baroque was an exuberant musical period that lasted from 1600-1750. This lesson will introduce you to some of the Baroque's most famous composers. Baroque Composers: Bach, Handel, Vivaldi, Pachelbel & More. An error occurred trying to load this video.