Human umbilical cord stem cells belong to ______________________.
举一反三
- The ethical issues of embryonic stem cell technology include A: the question of whether the embryo is "human" B: the question of What is the "human" C: the question of whether embryonic stem cells capacity of totipotency D: ethical and legal issues on whether destroying embryos is "killing"
- Embryonic stem cells (ES cells) are pluripotent stem cells derived from the outer cell mass of a blastocyst, an early-stage pre-implantation embryo._
- The stem cells in the epidermis are:() A: basal cells B: spinous cells C: Langerhans cells D: Merkel cells E: keratinocytes
- which cell can only exit in small intestine: A: endocrine cells B: stem cells C: goblet cells D: Paneth cells E: absorptive cells
- human embryonic stem cell