Today the average age of the nation's nuclear workers is about 50. Many will be eligible to start retirement at 55. Within five years, about 35 percent of the specialists who have been running U.S. nuclear plants for the past quarter-century -- about 19,600 people -- are expected to begin a mass retirement.
How many different kinds of amino acids make up proteins?: 20 259. How many hydrogen atoms are attached to each carbon adjacent to a double bond?: 1 260. How many minerals are known to be required in the diet of human beings?: 16 261. How many subgroups comprise the vegetable food group?: 5 262. How many vitamins are known to be required in the diet of human beings?: 13 263. If a group of people consumed an amount of protein equal to the average requirement for their population group, what percentage would receive insufficient amounts?: 50 264.
The B-group vitamins are a collection of eight water-soluble vitamins essential for various metabolic processes. Most of these vitamins canât be stored by the body and have to be consumed regularly in the diet.