births
February 25, 1869
Phoebus Levene, Russian-American biochemist and physician (died 1940)
Phoebus Levene
Phoebus Aaron Theodore Levene was a Russian-born American biochemist who studied the structure and function of nucleic acids. He characterized the different forms of nucleic acid, DNA from RNA, and found that DNA contained adenine, guanine, thymine, cytosine, deoxyribose, and a phosphate group.
February 25
February 25 is the 56th day of the year in the Gregorian calendar; 309 days remain until the end of the year.