Dictionary of Human Evolution and Biology

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Clone

1. individual derived mitotically (asexually) from a single parent. Adjective: clonal. Any individual that is genetically identical to its parent or to other individuals that are genetically identical to the same parent. Clones are usually derived from totipotent embryonic cells before cell specialization has occurred, although recent attempts (c. 1998) to clone offspring from adult mammalian cells have met with some success.

See specialized cell, restriction, twins, and asexual reproduction.

2. duplicated DNA.

3. in cell culture, a population of cells derived mitotically from a single cell.

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