UGA BIOL 1104 - Exam 1 Study Guide (6 pages)

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Exam 1 Study Guide

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Exam 1 Study Guide


A study guide covering lecture notes on unit one, including topics such as antibiotic resistance, genes, and species evolution

Study Guide
University of Georgia
Biol 1104 - Organismal Biology
Organismal Biology Documents

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BIO 1104 1st Edition Exam 1 Study Guide Lectures 1 8 Antibiotics and Antibiotic Resistance How are antibiotics different from antibodies How do antibiotics function An antibody is a protein produced by the immune system to fight pathogens such as bacteria or viruses Antibiotics are drugs that prevent bacteria from reproducing They do NOT kill or disable human cells Describe the appearance of a bacteria Bacteria are prokaryotic meaning they do not have a nuclear membrane or nucleus Instead they have a cell wall and plasma membrane Which diseases are caused by bacteria Which are caused by viruses Name some of these diseases that have developed antibiotic resistance Bacterial diseases gonorrhea strep staph infection E coli tuberculosis etc unlike viruses bacteria can make copies of themselves Viral infections HIV ebola herpes influenza etc Gonorrhea has become a risk on college campuses as there is only one antibiotic left to treat it A multi drug resistant strain of tuberculosis developed in Wisconsin costing the government millions of dollars to treat And an antibiotic resistant strain of staph infection called MRSA has been dubbed as a superbug It is dangerous for everyone especially people recovering in hospitals It starts as a skin infection but can spread to bones heart and lungs Define antibiotic resistance Antibiotic resistance is the increased ability of bacteria to reproduce in the presence of antibiotics It is NOT the human body s resistance to bacteria antibiotics Once antibiotics appear on the market resistance usually appeared within 1 2 years However a bacteria is unlikely to retain resistance so drugs can be taken off the market and be brought back later Why is antibiotic resistance a serious societal problem Antibiotic resistance eventually occurs for all antibiotics They are a societal problem because antibiotics affect the bacterial population which is then spread among individuals So people can be infected with antibiotic resistant bacteria even if

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