Homework Answers
68.Micrococcus
69.Disc-diffusion test (b)
70.beta hemolysis (b)
71.alpha hemolysis (a)
72.gamma hemolysis (c)
73.growth radiate outwards in all direction from the stab line (a)
74.system that indentify microorganisms in minutes not days (b)
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68. Which of the following is likely to be used as a susceptible organism and therefore...
Microbiology - Gram Positive (ONLY answer) [Q1] A positive catalase test shows - Bubbles - Appearance...
Microbiology - Gram Positive (ONLY answer) [Q1] A positive catalase test shows - Bubbles - Appearance of Clots - Change of color from blue to green. - All answers are correct. [Q2] A complete blood cell lysis is also known as - Alpha hemolysis - Beta hemolysis - Gamma hemolysis - No answer text provided. [Q3] How do you know whether your organism completely lysed the blood cells? - By the presence of a green halo around the bacterial growth...
Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22....
Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22. Identify the type of hemolysis you see. a. Alpha b. Beta b. Beta c. Gamma (none) c. Gamma (none Spring 20
make a dichotmois identifcation key for eight gram positive bacteria TENT DE Insert Table Chart Text...
make a dichotmois identifcation key for eight gram positive
bacteria
TENT DE Insert Table Chart Text Shape Media Comment Collab Dichotomous Identification Key for eight Gram positive Bacteria Staphylococcus aureus, Staphylococcus Sanghyticus Streptococcus n ige, Streptococcus Orale Streptococcus R . Bacillus , Bacillus shows, Enterococcus Day 1 test: Inoculate Unknown on TSA blood Chocolate Agar/CNA blood Gram stain colonies Day 2: Gram + coccus (SaS o S r . Soral S Gram + bacillus B. Alpha hemolysis Beta hemolysis Gamma...
Need help making my dichotomous key. The left side is okay, it's the right side I...
Need help making my dichotomous key. The left side is
okay, it's the right side I need help with. What test could I use
to differentiate between Bm and Bs given this chart?
Bacillus mepoterum Dichotomous Key for Gram + Bacteria Bm), Bacilus subtils (Bs), Enterococcus faecalis (Ef!, Staphylococcus aureus (sa), Staphylococcus soprophyticus (ss), Streptococcus rails (so). Streptococcus pneumoniae (Spl, Streptococcus pyogenes (Sov) Inoculate unknown on CNA: Did hemolysis occur?? No. Gamma or na growth Yes, hemolysis occurred El, Ss....
51. Judging from the type of terpretation ot a hemolysis oi disksw hemolysis & its response...
51. Judging from the type of terpretation ot a hemolysis oi disksw hemolysis & its response to the bacitracin disk, what organism is this? ture 50. What type of hemolysis is this? a. Streptococcus pyogenes b. Streptococcus pneumoniae c. Staphylococcus aureus d. Staphylococcus pyogenes a. alpha b. beta c. non-hemolytic Spring 2018
When Streptococci spp. are grown on agar containing blood, there are often clear zones around the colonies. This demons...
When Streptococci spp. are grown on agar containing blood, there are often clear zones around the colonies. This demonstrates that: OA Catalase has broken down the hydrogen peroxide resulting in a clear area with no pigment. B. Beta haemolysis has occurred. O C. Hydrogen peroxide has been produced which bleaches the red blood cells. D. Alpha haemolysis has occurred.
When Streptococci spp. are grown on agar containing blood, there are often clear zones around the colonies. This demonstrates that: OA...
Respiratory Specimen 54.Judging from the type of hemolysis & its response to optichin, what organism is...
Respiratory Specimen 54.Judging from the type of hemolysis & its response to optichin, what organism is this? ? -(A) Streptococcus pyogenes B. Streptococcus pneumoniae - C. Staphylococcus aureus D. Staphylococcus pyogenes 55. What type of hemolysis is this? - A. alpha B. beta - C. non-hemolytic Spring 2018
LABORATORY EXERCISE QUESTIONS ~1 Part I: You are given a broth culture that is growing an...
LABORATORY EXERCISE QUESTIONS ~1 Part I: You are given a broth culture that is growing an unknown organism. (4 points) What is the first test that you will do? Why? (1 point) a. b. The following image is a result of the test you started in part a. What is the result of this test? Would the catalase test be a helpful test for determining your unknown? What would the test help differentiate? (1 point) The following images What is...
11. Name an organism that fits the pattern of growth and biochemical characteristics observed in you...
11. Name an organism that fits the pattern of growth and biochemical characteristics observed in you unknown: 12. What disease might this organism cause? 13. How could the disease be treated? 14. What other test could you do to confirm the identity of your unknown? 15. What result would you expect from that test? I need a help to solve the questions 2, 5,6, 8 and 10. Could ts If the isolate is NOT growing on MacConkey: 5. What type...
Q14. In the lab info it says that as a rule, most microbes can adjust to...
Q14. In the lab info it says that as a rule, most microbes can adjust to a range of salt concentrations. 7/29/2019 Which cell structure allows microbes to physically withstand hypotonic environments? Cell wall MSA has two properties. It is both selective and differential. When bacteria grow on this media, there is a visible difference between bacteria that ferment mannitol, and the bacteria that do not See Figure 2 (a)-effects of selective/differential media. Q15. Which of the following is correct...
Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22. Identify the type of hemolysis you see. a. Alpha b. Beta b. Beta c. Gamma (none) c. Gamma (none Spring 20
make a dichotmois identifcation key for eight gram positive
bacteria
TENT DE Insert Table Chart Text Shape Media Comment Collab Dichotomous Identification Key for eight Gram positive Bacteria Staphylococcus aureus, Staphylococcus Sanghyticus Streptococcus n ige, Streptococcus Orale Streptococcus R . Bacillus , Bacillus shows, Enterococcus Day 1 test: Inoculate Unknown on TSA blood Chocolate Agar/CNA blood Gram stain colonies Day 2: Gram + coccus (SaS o S r . Soral S Gram + bacillus B. Alpha hemolysis Beta hemolysis Gamma...
Need help making my dichotomous key. The left side is
okay, it's the right side I need help with. What test could I use
to differentiate between Bm and Bs given this chart?
Bacillus mepoterum Dichotomous Key for Gram + Bacteria Bm), Bacilus subtils (Bs), Enterococcus faecalis (Ef!, Staphylococcus aureus (sa), Staphylococcus soprophyticus (ss), Streptococcus rails (so). Streptococcus pneumoniae (Spl, Streptococcus pyogenes (Sov) Inoculate unknown on CNA: Did hemolysis occur?? No. Gamma or na growth Yes, hemolysis occurred El, Ss....
51. Judging from the type of terpretation ot a hemolysis oi disksw hemolysis & its response to the bacitracin disk, what organism is this? ture 50. What type of hemolysis is this? a. Streptococcus pyogenes b. Streptococcus pneumoniae c. Staphylococcus aureus d. Staphylococcus pyogenes a. alpha b. beta c. non-hemolytic Spring 2018
When Streptococci spp. are grown on agar containing blood, there are often clear zones around the colonies. This demonstrates that: OA Catalase has broken down the hydrogen peroxide resulting in a clear area with no pigment. B. Beta haemolysis has occurred. O C. Hydrogen peroxide has been produced which bleaches the red blood cells. D. Alpha haemolysis has occurred.
When Streptococci spp. are grown on agar containing blood, there are often clear zones around the colonies. This demonstrates that: OA...
Respiratory Specimen 54.Judging from the type of hemolysis & its response to optichin, what organism is this? ? -(A) Streptococcus pyogenes B. Streptococcus pneumoniae - C. Staphylococcus aureus D. Staphylococcus pyogenes 55. What type of hemolysis is this? - A. alpha B. beta - C. non-hemolytic Spring 2018
LABORATORY EXERCISE QUESTIONS ~1 Part I: You are given a broth culture that is growing an unknown organism. (4 points) What is the first test that you will do? Why? (1 point) a. b. The following image is a result of the test you started in part a. What is the result of this test? Would the catalase test be a helpful test for determining your unknown? What would the test help differentiate? (1 point) The following images What is...
11. Name an organism that fits the pattern of growth and biochemical characteristics observed in you unknown: 12. What disease might this organism cause? 13. How could the disease be treated? 14. What other test could you do to confirm the identity of your unknown? 15. What result would you expect from that test? I need a help to solve the questions 2, 5,6, 8 and 10. Could ts If the isolate is NOT growing on MacConkey: 5. What type...
Q14. In the lab info it says that as a rule, most microbes can adjust to a range of salt concentrations. 7/29/2019 Which cell structure allows microbes to physically withstand hypotonic environments? Cell wall MSA has two properties. It is both selective and differential. When bacteria grow on this media, there is a visible difference between bacteria that ferment mannitol, and the bacteria that do not See Figure 2 (a)-effects of selective/differential media. Q15. Which of the following is correct...
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