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(Encyclopedia) gene, the structural unit of inheritance in living organisms. A gene is, in essence, a segment of DNA that has a particular purpose, i.e., that codes for (contains the…


(Encyclopedia) wolf, carnivorous mammal of the genus Canis in the dog family. Once distributed over most of the Northern Hemisphere, wild wolves are now confined to the…

gene pool

(Encyclopedia) gene pool, the total of all genes in a population of a particular species. See genetics .

gene therapy

(Encyclopedia) gene therapy, the use of genes and the techniques of genetic engineering in the treatment of a genetic disorder or chronic disease. There are many…

BRCA gene

(Encyclopedia) BRCA gene: see breast cancer .

Lone Wolf

(Encyclopedia) Lone Wolf, d. 1879, Kiowa Chief. He led some Kiowas on raids in 1874 after his son had been killed by whites, but he was defeated and with a number of followers…

Howlin' Wolf

(Encyclopedia) Howlin' Wolf, 1910–76, African-American blues singer and composer, b. White Station, Miss., as Chester Arthur Burnett. Exposed to blues performers from childhood, he…