embryonic stage 1
http://www.ebi.ac.uk/efo/EFO_0005860
Term info
database cross reference
- FBdv:00005291
comment
Temporal ordering number - 40.
definition
The embryonic stage that lasts from the end of fertilization to the end of the second nuclear division. Duration at 25 degrees C\: approximately 25 minutes (0-25 minutes after egg laying).
term editor
Catherine Leroy