Tuesday, March 6, 2018

alternativesquidwardtentacles:
“ sixpenceee:
“ When a sperm meets an egg! There is an explosion of zinc atoms. Scientists introduced a chemical that responds to the presence of zinc by emitting light, so they could easily track zinc. This is a common...
alternativesquidwardtentacles:
When a sperm meets an egg!  There is an explosion of zinc atoms. Scientists introduced a chemical that responds to the presence of zinc by emitting light, so they could easily track zinc. This is a common technique, “staining” or using “flourescent marker” chemicals that help you identify and track specific things, be it compounds, organisms, etc. (Source)
Does no one tag their porn anymore jfc

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