Cloning Cloning is the production of duplicate copies of genetic material, cells, or entire multicellular living organisms. The copies are referred to as clones. Cloning occurs naturally and is also engineered by human beings. The possibility that people might be cloned from the cells of a single adult human being had long been a subject primarily of fantasy and science fiction but became very definite at the end of the 20th century. This possibility stemmed …
showed first 75 words of 428 total

showed last 75 words of 428 total
…