41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
2201596
184450
2
Public Timelines
FAQ

mar 22, 1 BC - Neural tube 22 days after conception

Description:

Endoterm folds to form the neural tube. Folic acid deficits can cause malfunction in closing the bottom of the neural tube (spina bifida) or in closing the top of the neural tube (anencephaly). Neurogenesis accelerates

Added to timeline:

Date:

mar 22, 1 BC
Now
~ 2029 years ago