(Encyclopedia) Evans, Sir Martin John, British geneticist, Ph.D., University College London, 1969. After serving on the faculty at University College London (1966–78) and Cambridge (1978–99), he…
(Encyclopedia) Morgan, Thomas Hunt, 1866–1945, American zoologist, b. Lexington, Ky., Ph.D. Johns Hopkins, 1890. He was professor of experimental zoology at Columbia (1904–28) and from 1928 was…
(Encyclopedia) Smithies, Oliver, 1925–2017, American geneticist, b. Halifax, England, Ph.D., Oxford, 1951. Smithies was on the faculty at the Univ. of Toronto (1953–60) and Univ. of Wisconsin–Madison…
For thousands of years, farmers have improved their crops by crossbreeding plants that have good traits. They take pollen from one plant and add it to the flowers of another plant to produce a…
Meiosis and Sexual ReproductionInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of Gene Expression in…
IntroductionInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of Gene Expression in Prokaryotes and…
(Encyclopedia) antisense, DNA or RNA manipulated in a laboratory so that its components (nucleotides) form a complementary copy of normal, or “sense,” messenger RNA (mRNA; see nucleic acid).…
(Encyclopedia) Shimomura, Osamu, 1928–2018, Japanese organic chemist and marine biologist, Ph.D. Nagoya Univ., 1960. Shimomura was a researcher at Princeton (1960–82) and a professor (1982–2001)…
(Encyclopedia) muscular dystrophymuscular dystrophydĭsˈtrōfē [key], any of several inherited diseases characterized by progressive wasting of the skeletal muscles. There are five main forms of the…
