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Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: CHAPTER III HOW THE BACTERIA ARE STUDIED IF you take a small wisp of hay, put it in an open jar, and, covering it with water, set it in a warm place for a day or two, you will presently see that the water which was at first perfectly clear, begins to get turbid, and, after a wh… More >>
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The book’s purpose is to explain from the development of life on earth to the evolution of diversity. It is this diversity that led, almost automatically to the development of pathogens and predators. The relationship of pathogens and host lead to the development of antibiotics and resistance mechanism. Man has extended this process and we now have a situation in which new antibiotics only are effective for a short time. If we are to create long term antibiotics w… More >>