Experiment 2017-12-20 worm6_NaAsO2 e05e6a59-a5c7-4408-a512-bf500a7967c2 e05e6a59-a5c7-4408-a512-bf500a7967c2 quantitative information about behavior of goa-1(sy192) worm in the presence of increasing cocentrations of NaAsO2