Allentown is 50 miles (80 km) north-northwest of Philadelphia, the fifth most populous city in the United States, 90 miles (140 km) east-northeast of Harrisburg, the state capital, and 90 miles (140 km) west of New York City, the nation's largest city.
Mitochondria is the organelle that uses energy from organic compounds like pyruvate to make ATP, or adenosine triphosphate.
macromolecules are the proteins that do most of the jobs throughout a cell. they are responsible for every reaction that is catalysed by a enzyme and also for structural proteins such as collagen and histones. anything that requires help doing things around a cell is helped by a protein of some discription.