Many vaccines are made up of bacteria or virus.
Some bacteria are living inside our intestine help in
Penicillin is an important antibiotic drug obtained from a fungus
Lactobacillus is a type of bacteria responsible for
converting milk into curd.
Bacteria cause many diseases.
Other diseases are also present, like malaria, sleeping
It also causes many poisonous foods.
This type of virus is very harmful and cause diseases like AIDS, chicken pox.