Bacteria used: Escherichia coli & Bacillus subtilis 1) There…
Bacteria used: Escherichia coli & Bacillus subtilis 1) There are significant chemical (structural) differences between the cell walls of gram-positive and gram-negative bacteria that might explain differences in the rate of decolorization. What are those differences (and with respect to gram-negative cells, there are two structures that need to be mentioned with Gram-negative cells.) And […]
: Purpose: What was the purpose or goal of the lab? What were you…
: Purpose: What was the purpose or goal of the lab? What were you trying to figure out? Background information: 3-4 sentences giving some background into the topic. Data: A description of any data collected while you were completing the lab activity (if any) Conclusion: 2-3 sentences about how the activity/information can be applied to […]
Bile esculin agar tests for which of the following? Select all that…
Bile esculin agar tests for which of the following? Select all that apply. Question 1 options: Growth in the presence of bile salts the ability to convert esculin to esculetin by hydrolysis the ability to generate esculin the ability to ferment bile salts
CFU= OCD / Volume x Dilution To solve for any variable besides…
CFU= OCD / Volume x Dilution To solve for any variable besides OCD, refer to the equations in the Week 6 lab powerpoint Treat grams dirt or organic material as follows: I gram = I cubic centimeter (I cm’) = 1 mL. 1. Calculate the CFU/ml of a urine sample if […]
Write a microbiology unknown lab report outline, based on…
Write a microbiology unknown lab report outline, based on Enterobacter aerogenes. Please, no handwriting. my unknown lab reort was a gram – please follow the format below is the instructions and my unknow please for the experiments in the pictures below thanks
LAB REPORT 5- Selected questions for exercise dealing with three…
LAB REPORT 5- Selected questions for exercise dealing with three different types of selective / differential media as well as TSA (N.B. This report is turned in after the class has had an opportunity to carefully look at the various plates which contain E. coli, Proteus vulgaris (PV), Enterobacter aerogenes (EA), Pseudomonas aeruginosa (PA), Micrococcus […]
why phenol red is added to the fermentation broth tube and why the…
why phenol red is added to the fermentation broth tube and why the carbohydrate fermentation test is used? the purpose of high salt in mannitol salt agar and the purpose of eosin and methylene blue dyes in eosin methylene blue agar tubes?
Differentiate between Gram positive and Gram negative bacteria….
Differentiate between Gram positive and Gram negative bacteria. What does a positive and negative result look like and what differences within the bacteria cause the differentiation in a positive and negative result?
1. T/F: FMN red is an example of a reducing agent. a. True b….
1. T/F: FMNred is an example of a reducing agent. a. True b. False 2. T/F: Adding a drug that increases the pH in the intermembrane space of the mitochondrion will cause ATP production to decrease. a. True b. False 3. T/F: At the same time the total amount of NADH increases in a […]
the Spun Microhematocrit lab in your manual and watch the spun…
the Spun Microhematocrit lab in your manual and watch the spun microhematocrit video . Using the measurements below complete the calculations for a normal male blood sample. We will use measurements from a millimeter ruler as opposed to using the chart seen in the video. Please follow the directions given in the lab manual […]
