問題詳情

29. Which of the following statements regarding stem cells is incotrect? (1) Endoderm and ectodern cells are pluripotent stem cells.
(2) Cord blood stem cells are multipotent stem cells.
(3) Lymphoid progenitors are oligopotent stem cells.
(A) 1 only
(B) 2 only
(C) 3 only
(D) 1 and 3
(E) 2 and 3