Essays on Pasteur

The article “A Brief History of Medical Diagnosis and the Birth of the Clinical Laboratory”, by Darlene Berger, is an interesting read, which thoroughly explores the subject at hand. This article, which is Part 1 in a series of four articles, discusses medical advances from. “Ancient times through the 19th century.” Berger makes very succinct observations about advances in medicine and the advent of the clinical laboratory. She does an excellent job of objectively discussing many of the important discoveries in medical history, providing stirring examples of success and of failure in the context of medical history, and cites ...

Chapter #16:

Question 1. Insect-eating birds will decrease in number since their source of food has been reduced. The birds may also migrate to warmer areas during this period.

Question 2.

The habitat is the specific place where the organism lives e.g. a fish’s habitat is water. On the other hand, niche is the position and the role played by the organism in an ecosystem. It includes how the organism obtain food and shelter, the mode of survival, and the mode of reproduction (Sutton & Anderson, 2009, p. 46). For instance, a lion’s niche in the ecosystem is that of a predator.Question ...

The field of microbiology was very limited until the discovery of the microscope, though it did exist in a very practical sense. Though scientists were ultimately wrong about what actually carried and transmitted the plague, for example, they were correct in hypothesizing that it came from an outside source. Between then and now, the microscope was developed, and has been improved upon more and more. Now we have a great classification scheme for prokaryotes (assuming bacteria). It follows the standard domain, kingdom, phylum, class, order, family, genus, and species. The standard for most eukaryotes is also the same for ...