Protozoa: Definition, class and ecological role
Definition Protozoa are a diverse group of unicellular eukaryotic organisms, many of which are motile. Originally. protozoa had …
Day: June 29, 2021
Germ Theory of Disease
Germ Theory of Disease From earliest times, disease always appeared in association with natural phenomena such as earthquakes …
Concept of Spontaneous Generation and Biogenesis
A-biogenesis or Spontaneous Generation – The generation of life from non-living material is called abiogenesis. Biogenesis – is the production …