Why do we harvest horseshoe crab blood? - Elizabeth Cox

429,792 views
Why do we harvest horseshoe crab blood? - Elizabeth Cox with tags ted, ted-ed, ted education, ted ed, elizabeth cox, anton bogaty, horseshoe crabs, amebocytes, bacteria, lal, lal test, spawn, blood, beach, ocean, bacterial endotoxin, open circulatory system, e. coli, bloodstream, contamination, gram stain, injection, dinosaurs