What were the major microbiological interests of Martinus Beijerinck and Sergei Winogradsky? It can be said that both men discovered nitrogen fixation. Explain.
Answer to relevant QuestionsSelect one major subdiscipline of microbiology from each of the two major categories of Table 1.3. Why do you think the subdiscipline is “basic” or “applied”? For what contributions are Robert Hooke and Antoni van Leeuwenhoek most remembered in microbiology? What time period were these scientists active? Why is the rigid layer of the bacterial cell wall called peptidoglycan? What are the structural reasons for the rigidity that is conferred on the cell wall by the peptidoglycan structure? Describe the structure and function of a bacterial flagellum. What is the energy source for the flagellum? How do the flagella of Bacteria differ from those of Archaea in both size and composition? What are the functions of the following eukaryotic cell structures: endoplasmic reticulum, Golgi complex, and lysosomes?
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