Microbiology Exam 1 Questions with Correct Answers

Microbiology Exam 1 Questions with Correct Answers Aseptic technique - Answer-Aimed at reducing microbes in a medical setting and preventing wound infections. Lister proposed the idea of aspetic techniques and the importance of hand washing and equipment sterilization. Chemotherapy - Answer-Treatment of disease by the use of chemical substances. Now problem with drug resistance. Synthetic drugs - Answer-Chemical substances made in a lab. Antibiotics - Answer-Chemical substance made by microbes. General sizes of macroscopic organisms? - Answer-1 mm Size of Microscopic organisms? - Answer-1 um to 100 um Size of Viruses? - Answer-10 nm to 100 nm What are the 3 domains used in the Woese-Fox system of classification? - Answer-Bacteria, Archaea, Eukarya. Which domain are fungi members of? - Answer-Eukarya Which domain are Protozoa? - Answer-Eukarya Which domain are Algae? - Answer-Eukarya Which domain are E. coli? - Answer-Bacteria Which domain are Viruses? - Answer-Neither Viruses - Answer-Neither prokaryote or eukaryote; acellular. Very small (nm). Need an electron microscope to see them. Parasite. Core/caspid contains nucleic acids and a protein coat. Some envelope around caspids. Bacteria - Answer-Prokaryote. All are microbes. Has a cell wall made up of Eubacteria peptidoglycan. Absorb nutrition. Reproduce by binary fission. Unicellular. Commonly found in biofilms.