Developments in the fields of immunology and medical microbiology were practical extensions of the work of
A. Sergei Winogradsky.
B. Antoni van Leeuwenhoek.
C. Joseph Lister.
D. Robert Koch.
Answer:D
Developments in the fields of immunology and medical microbiology were practical extensions of the work of
A. Sergei Winogradsky. B. Antoni van Leeuwenhoek. C. Joseph Lister. D. Robert Koch.