Immunization by vaccination was first introduced by?

Related Mcqs:

In 1831, the presence of nucleus in the cells was reported by__________?

A. Robert Koch B. Robert Hooke C. Robert Mug Abe D. Robert Brown...

How many bones are present in the wrist?

A. 4 bones B. 6 bones C. 8 bones D. 14 bones...

On which of the following site the posterior pituitary hormone acts predominantly?

A. Proximal convoluted tubule B. Descending limb of loop of Henle C. Ascending limb of loop of Henle D. Collecting tubules...

Which organisms are sometimes called the ” pastures of the sea”?

A. Diatoms B. Radiolarians C. Dinoflagellates D. Foraminiferans...

The frequency of a character is found to be increasing when __________?

A. It is dominant B. It is recessive C. It is adaptable D. It is inheritable...