Оценка:
Опубликованно: 01.12.1996.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Cloning Reflection Written by a Catholic', 1.
  • Эссе 'Cloning Reflection Written by a Catholic', 2.
Фрагмент работы

Human cloning also has many factors that, at the present time, are unpredictable, which causes many people to fear the possibilities of human cloning. The amount of attempts at cell fusion for the sheep Dolly was beyond belief. First, scientists attempted 277 fusions between the nucleus of the activated cell and the egg of the mother; only 29 of these began to divide. The scientists then implanted these 29 dividing cells into mother sheep. Of the 29 implanted cells, 13 mothers became pregnant, and from the 13 pregnant sheep, only one, Dolly, survived. …

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