Bio3_ Chapter 13 Evolution and Diversity Among Microbes flashcards _ Quizlet

Bio3_ Chapter 13 Evolution and Diversity Among Microbes flashcards _ Quizlet

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Bio3: Chapter 13 Evolution and Diversity Among Microbes Created by sfabrigas 44 terms · What is Life? A Guide to Biology by Jay Phalen Chapter 13 Review Questions, Dr. Susan Yoder Extremophile Bacteria and archaea that can live in extreme physical and chemical conditions. Gram stain Test used by microbiologists in identifying unknown bacterium. Microbe Microscopic organism; not a monophyletic group since it includes protists, archaea and bacteria. Probiotic therapy Method of treating infections by introducing benign bacteria in numbers large enough to overwhelm harmful bacteria in the body. STD Sexually transmited disease. Term used to describe more than 20 different infections that are transmitted through exchange of semen, blood, and other body fluids; or by direct contact with the affected body areas of people with STD's. HIV Virus responsible for AIDS, a deadly disease that destroys the human immune system. In the human body: There are more microbial cells than human cells. From an evolutionary perspective, the most basic division among all organisms on earth is among: bacteria, archaea, and eukarya. Establishing a phylogeny for bacteria is more difficult than establishing a phylogeny for plants or animals. This statement is correct, because bacteria can engage in lateral gene transfer.
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Bio3_ Chapter 13 Evolution and Diversity Among Microbes flashcards _ Quizlet

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