How do bacteria causing typhoid enter body.

How do bacteria causing T.B. reach lungs ?

Name the bacterium that causes typhoid. Mention two diagonostic symptoms. How is this disease transmitted to other?

Pathogenecity of bacteria causing tuberculosis and leprosy is due to

__ is a pathogenic bacterium which causes typhoid fever in human beings.

How do some bacteria carry out nitrification? What are such bacteria called?

Name the types of cells which destroy harmful bacteria in the body?

How bacteria take up plasmid during the process of recombinant DNA technology ?

What is the causative agent of typhoid? Name the diagnostic test of typhoid.