What is the role of lysozyme?

- produces an antiviral substance

-breaks down the cell wall of bacteria

-destroy viruses that enter the body

Cholera is a bacterial infection of the small intestine. vaccination provides protection against cholera. the cholera vaccine is made up of weakend form of the bacteria that causes cholera. the vaccine will stimulate blank production and elicit an immune response. if the infection occurs again, the bodynwill produce an even greater attack on thre bacteria because of blank.