A quick introduction to stem cells from BBC Bitesize KS3 Biology.
Can you answer the following questions from the video?
1) How many cells are in an early embryo?
2) What do bone marrow stem cells make?
Adult and embryonic stem cells -[ Ссылка ]
![](https://i.ytimg.com/vi/ugr0d5I08oo/mqdefault.jpg)
A quick introduction to stem cells from BBC Bitesize KS3 Biology.
Can you answer the following questions from the video?
1) How many cells are in an early embryo?
2) What do bone marrow stem cells make?
Adult and embryonic stem cells -[ Ссылка ]