Оценка:
Опубликованно: 09.04.2004.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Human Cloning', 1.
  • Эссе 'Human Cloning', 2.
Фрагмент работы

"A clone is a cell or an organism that is genetically identical to another cell or organism"(Sangeeta). Cloning is the process of "creation of an organism that is an exact genetic copy of another". Cloning is done by a process called "somatic-cell nuclear transfer". In this, the nucleus of the egg cell (oocyte) is removed and nucleus of a cell- that contains chromosomes made of deoxyribonucleic acid (DNA)-is placed into that egg cell. The egg cell then divides to produce an embryo that develops into an organism.
"Cloning has a long history" (Gavin and Melody).…

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