Depicted in the image below is Louis Pasteur’s experiment which disproved the theory of spontaneous generation. Which choice below BEST describes the unique contribution of Louis Pasteur’s experiment?

True or false: most microbes are pathogenic

Which of the following answer choices correctly lists the three domains?

Which of the following is true concerning antibodies and antigens?

What is structure B in Figure 5 called?

What is the study of algae known as?

5.   Suppose your Professor handed you a test tube with 2.0mL of E. coli broth culture and told you to make a 10-1 dilution of the ENTIRE culture.  Briefly explain how you would do this. (3pts).

24.  You requested the following media/reagent for your unknown.  What are you testing for with each media/reagent? a). Hydrogen peroxide b). Rabbit Plasma c). Novobiocin d). Kovac’s reagent e). Iodine f). Dry Slide

16.  What reagent in the DNase Agar Media is the indicator of DNase activity?

A patient with ulcerative colitis is scheduled to begin infliximab. Which history finding is most important to clarify before the first dose?