Pure culture Study guides, Class notes & Summaries

Test Bank for Alcamos Fundamentals of Microbiology 9th Edition by Pommerville Test Bank for Alcamos Fundamentals of Microbiology 9th Edition by Pommerville Chap01, Chapter 1 Multiple Choice 1. Who was one of the early natural philosophers who coined the name “cella” for the empty cork spaces that became the word we use today, “cells”? A. Robert Hooke B. Zacharias Janssen C. Francesco Stalluti D. Giovanni Faber Ans: A 2. Leeuwenhoek made lenses that allowed him to magnify o...

Straighterline Microbiology Exam Questions And Answers motility semisolid media shows what? isolating/culturing bacteria solid media is best for? synthetic; defined What are the terms for a media whose exact chemical compositions are known? differential media allows growth of several types of microbes and displays visible differences among those microbes selective media suppress unwanted microbes and encourage desired microbes reducing media a culture medium ...

In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? 10-8 M Fungi are able to reproduce asexually by creating conidiospores and sporangiospores. Which of the following is an accurate explanation for why it is advantag...

A pure culture A) is sterile. B) is a population of identical cells. C) is made of a precisely defined chemical medium. D) contains one microbial cell. correct answers b Microbial cells first evolved on Earth approximately ________ _______ years ago. A) 1.6 to 1.8 million B) 7.0 to 7.2 million C) 3.8 to 3.9 billion D) 10.5 to 11.5 billion E) None of the above correct answers c Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he w...

biosafety level 1 CORRECT ANSWER Well-characterized agents which do not cause disease in healthy humans -ex: e. coli BSL2 CORRECT ANSWER Moderate potential hazard to humans and the environment (cause mild disease and/or are difficult to contract in the laboratory) -ex: HIV, Zika BSL3 CORRECT ANSWER Can cause serious and potentially lethal disease via inhalation -Mycobacterium tuberculosis BSL4 CORRECT ANSWER Agents that are easily transmitted via aerosols and cause severe to fatal di...

prevents microbes from entering the ear. - What is the function of earwax? Pathology: - the study of disease. Etiology: - the cause of a disease. Pathogenesis: - the development of disease. Infection: - invasion or colonization of the body by pathogens. Disease: - an abnormal state in which the body is not performing normal functions. Normal microbiota: - permanently colonize the host and do not cause disease under normal conditions. Transient microbiota: - may be present for days, weeks...

Chapter 1: Abnormal Psychology: An Overview Multiple-Choice Questions 1.1-1. Which of the following is an example of family aggregation? a. Both Jane and her husband are alcoholic. b. Jim and John, 21-year-old friends, are both schizophrenic. c. Karen, her mother, and her grandmother all have been diagnosed with generalized anxiety disorder. d. Kim's suicide was apparently a reaction to her mother's abuse. Difficulty: 1 Question ID: 1.1-1 Page Ref: 2 Topic: Abnormal Psychology:An Overv...

BIOD 171 FINAL EXA M 2022 Portage Learning FINAL EXAM 1. True or False: A virus is considered a microorganism. False. Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. 2. What is the smallest biological unit of life? A cell. 3. At a generalized level, all cells are comprised of what? Macromolecules* *A student ma...

PSC 101 Exam 1 Latest 2024 Graded A+ Cultural Ideals Political Culture: DEFINITION: shared set of values, beliefs, and attitudes of a particular people 3 Core values: make up the American Culture Liberty Equality Democracy Political Efficacy Political efficacy is the belief that one has the ability to influence what government does. Citizenship Citizenship: derived from the Greek ideal, refers to "enlightened political engagement." Nature of Political Conflict- 2 sources C...

A pure culture A) is sterile. B) is a population of identical cells. C) is made of a precisely defined chemical medium. D) contains one microbial cell. Correct Answer B Microbial cells first evolved on Earth approximately ________ _______ years ago. A) 1.6 to 1.8 million B) 7.0 to 7.2 million C) 3.8 to 3.9 billion D) 10.5 to 11.5 billion E) None of the above Correct Answer C Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he...