Plant fibers usually consist of structural carbohydrates such as cellulose in cell walls. Composed of repeating glucose units in long, single strands, cellulose cannot be digested by enzymes in the human intestine. Other plant fiber components include hemicellulose and pectin.
Mac System Software. Mac OS was named by the company Apple as Mac System Software in the beginning, a specially designed operating system only for 68K first Motorola processors. With own Macintosh hardware, Mac OS takes up a special role in the world of desktop systems. The first version was System 1 and appeared bundled with the Mac in 1984.
The operating system (OS) is the foundation of your computerâs software. Everything that runs on the computer is based on this in one form or another and itâs stability and functionality will determine what you can get out of the computer. Currently there are three main options: Windows, Linux, and Appleâs OS X. They may serve the same purpose, but they are too firmly established to say that one is better than the others. Each has their own strengths and weaknesses and each will have unique appeal to different buyers.