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Baby’s Pregnancy Calendar |
Cell Division
Here’s what Baby’s baby was up to on August 12...
- Development begins with a single-cell embryo at conception!!! (Age: 0-1 day old)
- One cell becomes two. (30 to 36 hours old)
- With 12 to 16 cells, the embryo is shaped like a tiny bunch of grapes. (3 days old)
- The site of the future back and chest can be seen. (4 days old)
- The embryo begins to implant in the womb. (6 days)
| Weight | Length (Diameter) | Total Heartbeats | |
| 0.004 mg | 0.1 mm | 0 |