2. What is the difference between embryonic and adult [url=https://www.isjbihor.ro/component/k2/item/183-planificarea-probelor-practice-orale-titularizare-2016]https://www.isjbihor.ro/component/k2/item/183-planificarea-probelor-practice-orale-titularizare-2016[/url]? moreover, undifferentiated embryonic stem cells or ips cells form tumors when transplanted into mice.