فعمليات نقل الأعضاء تجرى بالاستعانة بأعضاء تم التبرع بها، وهي أعضاء مأخوذة في أحيان كثيرة من أشخاص مسنين أو من جثث.
Transplants are carried out with donated organs, in many cases from older persons and cadavers. Problems of organ quality often arise, so that it is not unlikely that there will be situations such as: infections, viruses, cancerous cells, etc., which could be avoided with therapeutic cloning.