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nucleic acid

(Encyclopedia) CE5 Replication of strands of DNA CE5 nucleic acid, any of a group of organic substances found in the chromosomes of living cells and viruses that play a central role in the…

genetic testing

(Encyclopedia) genetic testing, medical screening for genetic disorders, by examining either a person's DNA directly or a person's biochemistry or chromosomes for indirect evidence. Testing may be…

amyotrophic lateral sclerosis

(Encyclopedia) amyotrophic lateral sclerosis (ALS)amyotrophic lateral sclerosisāˌmīətrōfˈik, sklĭrōˈsĭs [key] or motor neuron disease, sometimes called Lou Gehrig's disease, degenerative disease that…

Green, Hetty

(Encyclopedia) Green, Hetty, 1835–1916, American financier, b. Henrietta Howland Robinson, New Bedford, Mass. She inherited a large fortune from her father and invested it so shrewdly that she was…

Clare, John

(Encyclopedia) Clare, John, 1793–1864, English poet. A romantic poet who wrote shortly after the vogue for such verse, he had a profound and singular gift for capturing nature in exquisitely specific…

cholera

(Encyclopedia) choleracholerakŏlˈərə [key] or Asiatic cholera, acute infectious disease caused by strains of the bacterium Vibrio cholerae that have been infected by bacteriophages. The bacteria,…

pharming

(Encyclopedia) pharmingpharmingfärˈmĭng [key], the use of genetically altered livestock, such as cows, goats, pigs, and chickens, to produce medically useful products. In pharming, researchers first…

virology

(Encyclopedia) virology, study of viruses and their role in disease. Many viruses, such as animal RNA viruses and viruses that infect bacteria, or bacteriophages, have become useful laboratory tools…

1941 College Basketball Recap

Major Conference ChampionsNCAA & NIT Tournament TeamsNCAA TournamentNIT TournamentPlayer of the YearConsensus All-America Seton Hall entered the NIT on a 42–game winning streak, two…

Inheritance: Genes at Work: Mendel's Breakthrough

Genes at Work: Mendel's BreakthroughInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of Gene Expression in…