..Many attempts to clone animals have ended in failure. Deformed fetuses have died in the womb with oversized organs, while others were born dead. Still others died days after being born, some twice as large as they should have been.
In 1999, scientists noticed that the cells in Dolly's body - cloned from a 6-year-old sheep - had started to show signs of wear more typical of an older animal. Some geneticists said the finding provided evidence that researchers could not manufacture copies of animals without the original genetic blueprint eventually wearing out...
06 янв 20:21 | Кыш | Природа мичуринцами, кажется, недовольна |
06 янв 20:24 | Ересиарх | Природа мичуринцами, кажется, недовольна |
07 янв 14:36 | Люцифер | Природа мичуринцами, кажется, недовольна |
11 янв 22:10 | Ересиарх | Природа мичуринцами, кажется, недовольна |
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