The chemical present in Temik is

The diseases which occur at irregular intervals and locations are known as

Who disproved the 'good humor' hypothesis of health by demonstrating that persons with black bile have normal body temperature using a thermometer?

Diseases present from birth are called . . . . . . .

The accumulation of protein called amyloid $\beta$-peptide in the human brain causes:

In which of the following sets are all organisms considered vectors?