Homework Answers
#1 is Micrococcus luteus , they form cream to yellow colonies on sheep blood agar. They are gram +, with convex elevation
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Question 1 On which of the following plates are colonies of Micrococcus luteus seen? [3 pt;...
Laboratory Report 9 Pure Culture Techniques A. Results 1. Evaluation of Streak Plate Show within the...
Laboratory Report 9 Pure Culture Techniques A. Results 1. Evaluation of Streak Plate Show within the circle the distribution of the colonies on your streak plate. To identify the colonies, use red for Serratia marcescens and yellow for Micrococcus luteus. (Use purple for Chromebacterium violaceumi and yellow for E. coli if these species were included in your mixed culture.) If time permits, your instructor may inspect your plate and enter a grade where indicated. Grade 2 Evaluation of Pour Plates...
After Examining a Gram stained slide of Micrococcus luteus under the microscope, you conclude that it__________....
After Examining a Gram stained slide of Micrococcus luteus under the microscope, you conclude that it__________. Exists in tetrads or clusters Stained purple throughout the staining procedure. Only 1 Only 2 Both 1 &2 Neither 1 or 2 A typical carbohydrate fermentation medium contains a red colored Ph indicator called phenol in a nutrient broth and an inverted Durham tube to capture carbon dioxide. This culture medium is designed to determine whether a certain bacteria can ferment a certain sugar....
29. Step 3 is required to -a. hybridize the primers to the template DNA b. denature...
29. Step 3 is required to -a. hybridize the primers to the template DNA b. denature the template DNA C. synthesize the new DNA strand d. denature the polymerase Figure 1 below is a Kirby Bauer assay using Micrococcus luteus as the test bacterium (the yellow bacterium covering the plate) $1 is choramphenicol, #2 is tetracycline, #3 is erythromycin, and 814 is penicillin. You can say with certainty that a. M. luteus is resistant to chloramphenicol b. M. luteus is...
please answer #4 U ue data collected by all classes in the table below Escherichia coli...
please answer #4
U ue data collected by all classes in the table below Escherichia coli Serratia quiacions # of gradient plates inoculated Micrococcus luteus Bacillus subtils 16 #of plates with resistant colonies 3 of plates with resistant colonies. 33.33%. 18,75% 0% 43.751. (#plates with resistant colonies) X 100 # of plates inoculated 2. Did the different bacteria used in this lab all produce the same results 7 (circle your answer) 3. A bacterial colony represents all the progeny of...
D Question 9 2 pts You have 10-4 colonies/mL (concentration) of bacteria and you plate out...
D Question 9 2 pts You have 10-4 colonies/mL (concentration) of bacteria and you plate out 10 microliters. Your plate has a concentration of 10° colonies/mL. O True False 2 pts D Question 10
1. Animals probably evolved from: a). Placozoans that formed colonies b). Choanoflagellates that formed colonies c)....
1. Animals probably evolved from: a). Placozoans that formed colonies b). Choanoflagellates that formed colonies c). All protozoa d). Both a and b 2. Which of the following represent an early branch on the animal family tree? a). Placozoans that formed colonies b). Choanoflagellates that formed colonies c). All protozoa d). Both a and b 3. Feathers first evolved in reptiles.Today they are seen in reptile descendants, the ....? a). mammals b). Birds c). Insects d). Crocdilians
I'm not sure if I completed question 3 correctly. Also, I need help determing question 4....
I'm
not sure if I completed question 3 correctly. Also, I need help
determing question 4.
Y-0.301 6.51-hardts.al 3. A solution containing 100 mL of bacterial broth is subcultured onto 5 plates using the pour-plate method. Each plate receives broth according to the following Table. The Table also lists the results colony counts after 24 hours of incubation. Calculate the number of bacteria per milliliter of the bacterial broth for each of the dilutions. Plate Volume Broth Colonies 331 2...
1. What is the significance of producing isolated bacterial colonies on an agar plate? 2. Briefly,...
1. What is the significance of producing isolated bacterial colonies on an agar plate? 2. Briefly, explain how the formation of a bacterial colony occurs on an agar plate. 3. Why must you flame the loop between each streak when performing the streak plate techniques? 4. How can you determine whether a culture that you have been provided with is a "pure" culture? 5. You streak a culture and find that the colonies in Quadrant 4 are larger in diameter...
2. (1 pt) of the following compounds, which one is chiral? < 3. (1 pt) Which...
2. (1 pt) of the following compounds, which one is chiral? < 3. (1 pt) Which one of the compounds below is a meso compound? p os ry to all
1. Why is complement considered a part of Innate Immunity? Is this the only form of...
1. Why is complement considered a part of Innate Immunity? Is this the only form of immunity it is part of - why or why not? 2. Describe the process of complement activation. 3. Pick one of the possible outcomes complement may have and describe the outcome. 4. Why is more growth seen with the heat-inactivated plates? 5. What might it mean if, upon comparing Plate Set 1 (PS1) and Plate Set 2 (PS2) for the soil sample, they differ...
Laboratory Report 9 Pure Culture Techniques A. Results 1. Evaluation of Streak Plate Show within the circle the distribution of the colonies on your streak plate. To identify the colonies, use red for Serratia marcescens and yellow for Micrococcus luteus. (Use purple for Chromebacterium violaceumi and yellow for E. coli if these species were included in your mixed culture.) If time permits, your instructor may inspect your plate and enter a grade where indicated. Grade 2 Evaluation of Pour Plates...
29. Step 3 is required to -a. hybridize the primers to the template DNA b. denature the template DNA C. synthesize the new DNA strand d. denature the polymerase Figure 1 below is a Kirby Bauer assay using Micrococcus luteus as the test bacterium (the yellow bacterium covering the plate) $1 is choramphenicol, #2 is tetracycline, #3 is erythromycin, and 814 is penicillin. You can say with certainty that a. M. luteus is resistant to chloramphenicol b. M. luteus is...
please answer #4
U ue data collected by all classes in the table below Escherichia coli Serratia quiacions # of gradient plates inoculated Micrococcus luteus Bacillus subtils 16 #of plates with resistant colonies 3 of plates with resistant colonies. 33.33%. 18,75% 0% 43.751. (#plates with resistant colonies) X 100 # of plates inoculated 2. Did the different bacteria used in this lab all produce the same results 7 (circle your answer) 3. A bacterial colony represents all the progeny of...
D Question 9 2 pts You have 10-4 colonies/mL (concentration) of bacteria and you plate out 10 microliters. Your plate has a concentration of 10° colonies/mL. O True False 2 pts D Question 10
I'm
not sure if I completed question 3 correctly. Also, I need help
determing question 4.
Y-0.301 6.51-hardts.al 3. A solution containing 100 mL of bacterial broth is subcultured onto 5 plates using the pour-plate method. Each plate receives broth according to the following Table. The Table also lists the results colony counts after 24 hours of incubation. Calculate the number of bacteria per milliliter of the bacterial broth for each of the dilutions. Plate Volume Broth Colonies 331 2...
2. (1 pt) of the following compounds, which one is chiral? < 3. (1 pt) Which one of the compounds below is a meso compound? p os ry to all
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