Streak plate Study guides, Class notes & Summaries

BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 UpdatePortage Learning BIOD 171 Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update 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. 1. What is the smallest biological unit of life? A cell. ...

Moore: The Developing Human, 9th Edition Chapter 01: Gametogenesis and Fertilization Test Bank MULTIPLE CHOICE Directions: Each group of questions below consists of a numbered list of descriptive words or phrases accompanied by a diagram with certain parts indicated by letters or by a list of lettered headings. For each numbered word or phrase, select the lettered part or heading that matches it correctly and then insert the letter in the space to the right of the appropriate number....

1. Proper aseptic technique is crucial to ensuring growth of pure bacterial colonies. What is one experimental way you can test your practices to confirm that you are using proper aseptic technique?This could be done by having a control agar plate where sterile loop was used to streak the agar. If it grows bacterial colonies after some time, then aseptic technique was not successful. 2. In a laboratory setting, what are three ways you can properly sterilize culturing equipment? a. Dry hea...

Portage Learning BIOD 171 Microbiology Lecture Exam Key 1-6 Exams 1. What are the two major types of nucleic acids and their roles? DNA- deoxyribonucleic acid RNA- Ribonucleic acid DNA- Cellular life has DNA and a role that DNA has is long-term storage of information, it holds the characteristics of living organisms. RNA- Is the carrier of information in form of amino acid sequence. It converts the information in the DNA and synthesizes proteins Tru...

Portage Learning BIOD 171 Lab Exams 1-8 Lecture Exams 2022 Lecture Exams 1. What three elements are used in an autoclave to sterilize equipment? heat, pressure, and steam 2. What is the minimum temperature an autoclave must be set at to achieve sterile condition? 125°C 3. If you are working in a lab in which an autoclave is not available, and you are pressed for time, which would you chose to best sterilize your equipment? Hot steam or hot air? Explain why you chose your answer. ...

Objective of oil immersion lens Correct Answer-100X Resolving power becomes _____ as magnification of the objective lens _______ Correct Answer-Greater, increases The light microscope can distinguish two points that are at least _____ um apart Correct Answer-0.2 What is used to sterilize heat sensitive liquids? Correct Answer-Filtration The streak plate technique uses spatial dilution (Increases the space b/t organisms) to create Correct Answer-pure colonies The component of MacCo...

MCB 101 LON CAPA 2023 verified (UPDATED) Questions with complete solution MCB 101: LON CAPA 2023 verified Streak Plate vs. Spread Plate For each statement, match it correctly with either Streak Plate or Spread Plate. Dilutes cells by mechanical separation. - correct answer Streak Plate Streak Plate vs. Spread Plate For each statement, match it correctly with either Streak Plate or Spread Plate. Dilutes cells prior to inoculating media. - correct answer Spread Plate Streak Plate ...

Streak plate To isolate colonies Colony selection To get a Pure Culture Gram stain to prove purity Broth subculture To provide fresh nutrients Biochemical testing To identify species Purpose of the Carbohydrate fermentation test To test the organisms ability to anaerobically use sugars to produce pyruvic acid from glycolysis, and eventually lactic acid OR lactic acid and carbon dioxide through fermentation pathways Purposed of the indole production test To test if the organism has...

Lab 2: Techniques for Isolation of Pure Cultures Learning Objectives:  Isolate pure cultures from a mixed population of microorganisms using aseptic technique.  Learn the streak plate method VIDEO:  Making a streak Plate (Bio-Rad Laboratories) Introduction: Microorganisms exist in nature as mixed populations of different species. In order to study them and observe their characteristics it is first necessary to obtain pure cultures (a culture containing only one species of an o...

Straighterline Microbiology Midterm Review 100 Questions with Correct Answers 100% Verified Agar is a complex polysaccharide that comes from a/an ___________. a. green plant b. fungus c. bacterium d. algae e. marine invertebrate - Correct Answers d. algae Using microbes to detoxify a site contaminated with heavy metals is an example of _________. a. biotechnology b. bioremediation c. decomposition d. immunology e. epidemiology - Correct Answers b. bioremediation The three ph...