In case anyone was wondering the same:
The zinc spark is the release of zinc by the egg upon fertilization. It is called spark because the researchers used a fluorescent probe for detection. There is no light emitted upon conception if the probe is not present.
The exact reason for the release of zinc is still unknown.
In case anyone was wondering the same: The zinc spark is the release of zinc by the egg upon fertilization. It is called spark because the researchers used a fluorescent probe for detection. There is no light emitted upon conception if the probe is not present. The exact reason for the release of zinc is still unknown.
Press report from the University of Texas
technically zinc
Thanks! I corrected it.