Well, Streptococcus Mutans attack people's oral cavity. It can spread through spitting. It can also spread after you rub your nose or mouth then touch someone.
Streptococcus mutans are very dangerous because it is very contagious. If you have a sore throat, the best thing will be to go to the doctors and get it checked out as soon as you can.
The mechanism for clostridium botulinum is that it prevents vesicle fusion of the neurotransmitter acetylcholine at the neuromuscular junction, where neurons connect with muscle. Acetylcholine is the...