‘Encephalitis' in man is a viral disease and is transmitted by

‘Diphtheria' disease is connected with

Loss of choline acetyltransferase occurs in

The term”antibiotic” was coined by

Identify the molecules $(A)$ and $(B)$ shown below and select the right option giving their source and use.

Molecule             $\to $         Source                  $\to $                Uses

Amoebiasis is caused by