A pure culture - Study guides, Class notes & Summaries

Final exam Straighter line microbiology 100% SOLUTION 2023//2024 In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - ANSWER 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 OHconcentration of the solution? - ANSWER 10-8 M Fungi are able to reproduce asexually by creating conidiospores and spo...

Test Bank for Psychology Themes and Variations, 6th Canadian Edition By Doug McCann Name: Class: Date: Chapter 1 - The Evolution of Psychology Copyright Cengage Learning. Powered by Cognero. Page 1 Multiple Choice 1. The term “psychology” comes from the Greek words psyche and logos. What does logos mean? a. the study of a subject b. the soul c. logic d. discipline ANSWER: a 2. Psychological research is sometimes distorted or grossly simplified in media coverage, leading to misinformation or ...

CPCE Study Guide 1945 Questions with Answers 2023 The Sensorimotor period is part of whose developmental stage theory? - CORRECT ANSWER Piaget Presenting stimuli in different sequences to reduce "order of presentation" influences in an experiment is called: - CORRECT ANSWER Counterbalancing The Eskimo word "piblokto" refers to "arctic hysteria," characterized by uncontrolled screaming and crying that is often accopanied by running through the snow naked. This is an example of wh...

Treatment for lyme disease Correct Answer-doxycycline, ceftriaxone Koch's Postulates. Correct Answer-1. Microorganisms are isolated from a diseased or dead animal 2. The microorganisms are grown in a pure culture Microorganisms from diseased host caused the same disease in a laboratory host 3. Microorganisms are inoculated into a healthy lab rat 4. Disease is reproduced in lab rat 5. Microorganism are isolated from the animal and grown in a pure culture Microorganisms are ident...

Robert Hooke Correct Answer-Crude compound microscope Anton von Leeuwenhoek Correct Answer-Hand lense Francesco Redi Correct Answer-refuted nonspontaneous generation of life open jar, tightly sealed jar, mesh covered jar Pasteur's Flask Correct Answer-1st experiment: open air -> life, closed air -> no life 2nd experiment: upright -> no life, titled flask -> life, broken neck -> life germ theory of disease Correct Answer-some microorganisms cause disease Koch's P...

Cotton plugs or screw caps are used in test tubes containing sterile media or pure cultures to... - -prevent unfiltered air or dust particles from entering the tubes -maintain anaerobic conditions -and prevent culture from spilling *all of the above* If the pH of the medium is higher than 7.0, you can adjust to 7.0 by: - adding drops of HCL to *lower* it or NaOH to *raise* it The pH indicator in Simmons Citrate agar is what? - Bromothymol blue bacteria that show no preference, grow equal...

Final Exam Straighterline Microbiology In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - ANSWER 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? - ANSWER ...

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...

microorganism correct answers essential to all sustaining life - bacterial colony correct answers a visible group of bacteria growing on a solid medium, presumably arising from a single microorganism - pure culture correct answers a culture containing a single kind of microorganism - in a petri dish, bacteria are put in a quadrant streak for isolation. here, the bacteria is able to reproduce until a colony forms correct answers how are pure cultures formed? - they allow you to examin...

Axenic Correct Answer-pure culture Biogeochemical Cycling Correct Answer-Microbes play a role through: harnessing light energy, degrading dead plant and animal matter (including recalcitrant substrates), promote plant growth, fix nitrogen gas, oxidize inorganics, metabolize toxic products Phototrophs Correct Answer-obtain energy from sunlight Heterotrophs Correct Answer-obtain energy from organic compounds Lithotrophs Correct Answer-obtain energy form inorganic compounds Endospore...