The Boeing B-17 bomber was an innovative plane introduced by the United States military in 1938. It was the most durable plane of World War II, and completed many successful missions in its ten-year commission. This four-engine bomber was developed for the United States Army Air Corps
-4000 pounds of bombs
-it can go at least 2000 miles
-eight 50-calliber machine guns fight off enemy air attacks
-it was tough, dourable, and it found a way to keep going (just like an American soldier)
- used in Rouen, the Germans’ biggest railway marshalling yard in northern France
The virtues of commitment and perseverance go hand in hand in all aspects of life, especially in relationships. Commitment gives you the desire to achieve your goals in life. You need to know what you want in order to become successful, and the focus you have comes from the virtue of commitment. You need perseverance to help you make it over the obstacles and setbacks that you are bound to face. These virtues should be the fuel to help you achieve your goals. As long as you are committed and persistent and have faith in God, anything is possible.
It wasn't until 1865 that an Augustinian Monk named Gregor Mendel found that individual traits are determined by discrete "factors," later known as genes, which are inherited from the parents. His rigorous approach transformed agricultural breeding from an art to a science. He started with parents of known genetic background — to provide a baseline against which to compare patterns of inheritance in the resulting offspring. Then he carefully counted the numbers of individuals showing the various traits in successive generations of offspring.
Earlier work had shown that DNA is composed of building blocks called nucleotides consisting of a deoxyribose sugar, a phosphate group, and one of four nitrogen bases —