BIOS242 WEEK 1 QUIZ Question 1 2 / 2 pts (TCO 1) Organisms whose cells are eukaryotic include which of the following? Molds Yeasts Fungi Correct! All of the above None of the above Chapter 1, The Early Years of Microbiology section Question 2 2 / 2 pts (TCO 1) The scientific method consists of four basic steps. Which option below shows the correct sequence of events? Observe results, generate hypothesis, ask question based upon observations, conduct experiment Conduct experiment,...

BIOS242 Midterm Study Guide The Midterm Exam is worth 120 points. It consists of the following.  There are 26 multiple choice questions, worth 3 points each, for a total of 78 points.  There are four matching questions, worth 4 points each, for a total of 16 points.  There are two short answer questions, worth 8 points each, for a total of 16 points.  There is one short answer question worth 10 points.  The exam contains three pages, which can be completed in any order. You ...

BIOS242 Midterm Study Guide The Midterm Exam is worth 120 points. It consists of:  20 multiple choice questions worth 4 points each for a total of 80 points.  2 essay questions worth 20 points each for a total of 40 points.  The exam contains 2 pages, which can be completed in any order. You may go back and forth between the pages.  Questions are randomly selected for each student from pools of questions. This means that not everyone will have the same questions. Even if you d...

BIOS242, Week 6, Lab 1 Lab 11: Bacteria of the Skin Purpose: Describe the purpose of this lab. The purpose of this lab is to identify pathogenic from non-pathogenic bacteria and to learn about the growth of skin bacteria on different types of selective and differential media (Lab Report, 2019). Results: Source of Skin inoculum: _________My Hand ___________________________________________________ S. epidermidis S. marcescens E. coli B. subtilis Skin Swab S. aureus (literature review) Col...

Lab 11: Bacteria of the Skin Learning Objectives:  Learn about the growth of skin bacteria on different types of selective and differential media.  Identify pathogenic from non-pathogenic bacteria Introduction: Our skin forms the first line of defense. It has several characteristics that makes skin an inhospitable environment for the growth of most microbes. Some of these characteristics of skin are- High percentage of salt, low pH from 4-5.5, sebum, antimicrobial chemicals; an outer...

BIOS 242 WEEK 6 QUIZ (TCO 10) Feces, soil, water, and even food can harbor pathogens. Therefore, we should routinely . eat rare steak thoroughly wash fruits and vegetables before eating them buy only whole milk eat sushi void pasteurized milk Chapter 14, Reservoirs of Infectious Diseases of Humans section (TCO 10) What are the three modes of disease transmission? Viral, bacterial, protozoan Viral, acute, vect...

BIOS 242 WEEK 5 QUIZ (TCO 9) Innate immunity and its preventative physiology can be seen in all but which of the choices below? Tears Mucus membrane Sweat glands Keratin of fingernails Sebum Chapter 15, The Body’s First Line of Defense section (TCO 9) The complement system is involved in all the following except triggering of fever chemotaxis production of antibodies triggering...

BIOS 242 WEEK 3 QUIZ (TCO 5) Chemical reactions that can proceed toward either anabolism or catabolism are called . glycolytic light-independent synthetic cyclic amphibolic Chapter 5, Other Anabolic Pathways (TCO 5) What is the role of an enzyme in a chemical reaction in a cell? Increase activation energy Slow down the speed of the reaction Halt the progression of the reaction Decrease activation energy Alter the shape of an enzyme’s activation site Chapter 5, The Role of Enzymes in Metabolism...

BIOS 242 WEEK 2 QUIZ (TCO 3) Which of the following is a magnifying lens? Objective Ocular Condenser Dark-field stop Both the objective and the ocular Chapter 4: Microscopy, Staining, and Classification (TCO 3) The microscope preferred for viewing living specimens is the microscope. bright-field Correct Answer phase-contrast