A brain, a beating heart, and the foundation of other organs. From stem cells, no egg, no sperm used in the formation. The religious ramifications are enormous. https://neurosciencenews.com/synthetic-embryo-brain-stem-cell-21306/
Well that is not true as to get a stem cell there 1st must have been and egg fertilized by sperm so you can kill the baby to make a fake baby. While there are other sources to gather stem cells, they all come from, you know, real humans.... And to get a real human, you know, you need like, eggs and sperm.... It is clear you are not yet educated on where stem cells originate.
If it was created at Cambridge certainly an ultra left wing shithole than they must be trying to create more liberals to replace the ones they are aborting.