PPI for final demand falls 0.1% in December; services decrease 0.2%, goods unchanged 01/11/2018 The Producer Price Index for final demand fell 0.1 percent in December, as prices for final demand services decreased 0.2 percent and the index for final demand goods was unchanged. The final demand index climbed 2.6 percent in 2017.
Biological roles: 1. Amino acids can be metabolized to produce energy. This is especially. important during fasting, when the breakdown of muscle protein is a major. source of energy and biosynthetic precursors. 2. Some amino acids act as neurotransmitters, and some act as starting.
Because of their biological significance, amino acids are important in nutrition and are commonly used in nutritional supplements, fertilizers, and food technology. Industrial uses include the production of drugs, biodegradable plastics, and chiral catalysts.