4 ms·
In the very first stage of embryonic development, during cleavage, all cells of the clump are totipotent, meaning that if you took out a single cell, you could
by est31 6y ago
In the very first stage of embryonic development, during cleavage, all cells of the clump are totipotent, meaning that if you took out a single cell, you could create a human from it. The article doesn't say at which stage the embryo implanted was, but likely it was in that early stage.
- julianlam 6y ago27 years ago, we can infer based on trends at the time that it would have been frozen at day 3 (vs day 5 which is more common now depending on the clinic). It may be at the morula stage of embryonic development.