Decades: 520s BC 510s BC 500s BC 490s BC 480s BC - 470s BC - 460s BC 450s BC 440s BC 430s BC 420s BC
Years: 480 BC 479 BC 478 BC 477 BC 476 BC - 475 BC - 474 BC 473 BC 472 BC 471 BC 470 BC
... also: human cloning, cloning, biological cell, abortion
New Scientist's list of stem-cell and cloning related articles it has covered ...
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