Venom, e.g. (5)
I believe the answer is:
toxin
(Other definitions for toxin that I've seen before include "Poison of organic origin" , "Poisonous substance" , "Poison, venom" , "Natural poison" , "Form of poison" .)
I believe the answer is:
toxin
(Other definitions for toxin that I've seen before include "Poison of organic origin" , "Poisonous substance" , "Poison, venom" , "Natural poison" , "Form of poison" .)