Which of the following describes is false?
A.
Clostridium tetani produces tetanolysin which is responsible for the classical symptoms of tetanus.
B.
Nagler reaction is an identified character of Clostridium perfringens.
C.
Botulinum toxin is the main virulence factor of Clostridium botulinum.
D.
Non-spore-forming anaerobes are usually normal inhabitants of humans and animals.
E.
The tetanus is almost entirely a toxemia and is characterized by tonic contraction of voluntary muscles.