Straighterline bio250 - Study guides, Class notes & Summaries

Question 1 Correct 4.17 points out of 4.17 The best defense against arboviruses is . Select one: a. prophylactic rifampin b. vaccination c. vector control d. prompt treatment with acyclovir Question 2 Correct 4.17 points out of 4.17 Meningitis can be caused by a number of microbes, and the causative organism is often identified by microscopic observation of the cerebrospinal fluid. Identify the mismatch in the following list oforganisms and the description of the microscopic obse...

Straighterline BIO250L Microbiology Lab4 Selective Media & Agar Worksheet (New Version Updated) In this lab, you will conduct three different experiments that each cover the topic of selective media and agar. How are these experiments different from one another? Explain how the different media in each experiment are utilized in the context of selective vs differential media. The precise goals and kinds of microorganisms each experiment aims to isolate vary. The selection of media is based on...

StraighterLine BIO250 - Microbiology Final Exam Study Guide What is a Transforming Infection? - ANSWER Virus that alters cell DNA, leading to cancer What is a lysogenic infection? - ANSWER Phage DNA is incorporated into host genome and is passed on to subsequent generations What is a Lytic Bacteriophage Infection? - ANSWER Host cell gets so packed with viruses that is lyses (splits) open ...

Question 1 Correct 4.00 points out of 4.00 Which of the following does not indicate microbe involvement in energy and nutrient flow? Select one: a. Formation of greenhouse gases, CO 2 and methane b. Digestion of complex carbohydrates in animal diets c. Decomposition of dead matter and wastes d. Thermal hot springs warmed by heat from earth's interior Question 2 Correct 4.00 points out of 4.00 Which of the following is NOT a recent discovery that has had a huge impact on the under...

Question 1 Correct 4.17 points out of 4.17 The incidence of deaths from communicable disease is in the United States compared to the entire world. Select one: a. less b. greater c. about the same Question 2 Correct 4.17 points out of 4.17 Using microbes to detoxify a site contaminated with heavy metals is an example of . Select one: a. immunology b. bioremediation c. epidemiology d. decomposition e. biotechnology Straighterline BIO250 Microbiology Graded Exam 1 (New Version...

Straighterline BIO250 - Microbiology Final Exam Study Guide Exam With 100% Correct Answers 2024

Question 1 Correct 4.17 points out of 4.17 The movement of substances from higher to lower concentration across a semipermeable membrane via a specific protein carrier but without energy expenditure is called . Select one: a. facilitated diffusion b. active transport c. diffusion d. endocytosis e. osmosis Question 2 Correct 4.17 points out of 4.17 An organism that cannot grow without oxygen is a/an . Select one: a. facultative anaerobe b. obligate anaerobe c. aerobe d. oblig...

Question 1 Correct 4.17 points out of 4.17 Each of the following is inoculation of normal biota to a newborn except . Select one: a. All of the choices are correct. b. contact with hospital staff c. the birth process through the birth canal d. breastfeeding e. bottle feeding Question 2 Correct 4.17 points out of 4.17 Resident biota are found in/on the . Select one: a. All of the choices are correct. b. large intestine c. mouth d. nasal passages e. skin Straighterline BIO250...

StraighterLine BIO250 - Microbiology Final Exam Study Guide with Complete Solutions What is a Transforming Infection? - Correct Answers Virus that alters cell DNA, leading to cancer What is a lysogenic infection? - Correct Answers Phage DNA is incorporated into host genome and is passed on to subsequent generations What is a Lytic Bacteriophage Infection? - Correct Answers Host cell gets so packed with viruses that is lyses (splits) open and releases mature virions What are the three p...