Keywords: Scientist extracts chorion (2).jpg The hands of a scientist using forceps to extract chorion from Zebrafish embryos Topics/Categories Science and Technology -- Laboratory Techniques/Equipment Type Color Photo Source National Cancer Institute Bill Branson Photographer 3697 2003-06 Reuse Restrictions None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Bill Branson Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ |