Which statement is not true of endotoxins?
1. They are eliminated from the body as a result of antitoxin production.
2. They are more heat-resistant than exotoxins are.
3. They can lyse amoebocytes found in crab hemolymph.
4. They can induce chills, fever, aches, clotting, shock, and miscarriage.
5. Endotoxins are produced by Neisseria meningitidis and E. coli.