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World of Chemistry on Richard J. Roberts
For decades scientists assumed that genes are continuous segments within deoxyribonucleic acid (DNA) , the chemical template of heredity. In 1977, however, Richard. J. Roberts, a thirty-four year old British scientist working with adenovirus, the same virus that causes the common cold and pink eye, discovered that genes (the functional units of heredity) can be composed of several separate segments rather than of a single chain along the DNA strand. For his discovery of "split genes," Roberts was awarded the Nobel Prize in 1993.
Richard John Roberts was born on September 6, 1943, in Derby, England, a mid-sized industrial city about forty miles northeast of Birmingham. His father, John Roberts, was a motor mechanic, while his mother, Edna (Allsop) Roberts, took care of the family and served as Richard's first tutor. In 1947, the Roberts family moved to Bath, where Richard spent his formative years. At St. Stephen's junior school, Roberts encountered his first...
This section contains 815 words (approx. 3 pages at 300 words per page) |
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