Birdwatch Note Rating
2024-09-21 04:42:39 UTC - SOMEWHAT_HELPFUL
Rated by Participant: 3A0CC2DDC6120C5600DB6C1433CCF229F5B0C350C283288BD4F56CA48B1C2083
Participant Details
Original Note:
The "zinc spark" is a natural event: eggs release zinc ions at fertilization. Fluorescent probes bind to the ions and induce light emission, making the process visible under a microscope. The fluorescence is artificially induced, but the zinc release is natural. Source: https://news.northwestern.edu/stories/2016/04/human-egg-releases-an-explosion-of-zinc-sparks-at-the-moment-of-conception/
All Note Details