Molecular structure of DNA. The basic unit of DNA is the nucleotide, consisting of a phosphate group, a sugar molecule (deoxyribose) and one of four nucleobases (also known as bases): adenine (A), thymine (T), guanine (G) or cytosine (C).
Majors That Pay You Back. 1  Choosing a major makes an even bigger impact on future earnings than deciding which school to attend. PayScale ranks the highest paying college majors for associate, bachelor's and graduate degrees. Top 5 Associate Degrees. A 4-year degree isn't a requirement for career success. If you want a 2-year degree that leads to high pay, check out the associate degree majors on this list.
List of highest paid Major League Baseball players. Alex Rodriguez earned the highest salary in MLB in 2013 at $29,000,000. He also has the highest career earnings in MLB history. The highest paid player in Major League Baseball (MLB) from the 2013 season is New York Yankees' third baseman Alex Rodriguez with an annual salary of $29,000,000, $4 million higher than the second-highest paid player, Cliff Lee.