Birdwatch Note Rating
2024-09-21 18:23:50 UTC - NOT_HELPFUL
Rated by Participant: 2BA3747FF52A0483B9C602D31B3E2872702C1612811BD7910D563AB9BED29F88
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