1. Which organisms are oxidase positive and negative 2. Which gram negative bacilli is the most...
1. Which organisms are oxidase positive and negative
2. Which gram negative bacilli is the most important in regards to foodborne outbreaks
3. What large family of gram bacilli are found in our intestines
Homework Answers
Answer: The organisms that are oxidase positive are Pseudomonas, Neisseria, helicobacter pylori. The organisms that are oxidase negative streptococcus.
Answer: Escherichia and Salmonella are gram negative bacilli causes foodborne outbreak.
Answer: The most common and predominant microorganisms that are found in our intestine are Gram-positive cocci and rod-shaped bacteria generally found in small intestine.
Add Answer to:
1. Which organisms are oxidase positive and negative
2. Which gram negative bacilli is the most...
Gram positive and negative bacilli 1. Al-year-old Eskimo child, Melissa, was admitted to a hospital in...
Gram positive and negative bacilli 1. Al-year-old Eskimo child, Melissa, was admitted to a hospital in Alaska following a seizure and is limp and unresponsive. Her mother tells the physicians that the child had a runny nose earlier in the day and has been suffering from a cold for several days since beginning her enrollment at a daycare center. On closer examination, the patient is found to have an elevated temperature, rapid pulse, and supple neck. Overnight her neck becomes...
Use the dichotomous key below to find a Gram-negative organism that is oxidase negative, does not...
Use the dichotomous key below to find a Gram-negative organism that is oxidase negative, does not produce acid from lactose, and is urease negative. Staphylococcus . Micrococcus Streptococcus . Lactobacillus 1. Gram-positive A. Catalase+ 1. Acid from glucose... 2. Glucose- B. Catalase 1. Coccus. 2. Rod. II. Gram-negative A. Oxidase- 1. Acid from lactose a. Uses citric acid.. b. Citric acid 2. Lactose- a. Urease positive. b. Urease negative B. Oxidase 1. Rod. 2 Coccus Citrobacter Escherichia Proteus Salmonella Pseudomonas...
The cultures of a set of patients grow gram-negative, oxidase-positive, urease positive and H2S- positive bacteria....
The cultures of a set
of patients grow gram-negative, oxidase-positive, urease positive
and H2S- positive bacteria. Using the key bellow, what
is the causative agent of these infections?
Gram reaction? Oxidase? Morphology? Yes No Rods Cocci Urea hydrolyzed? Citrate utilized? Yes Erysipelothrix Staphylococcus rhusiopathiae aureus No Yes No Klebsiella Yersinia pneumoniae enterocolitica H S produced? Yes No Indole produced? Bordetella bronchiseptica Brucella ceti Acetoin produced? (V-P test) Mannheimia haemolytica Yes No Aeromonas hydrophila Pasteurella multocida
Microbiology - Gram Positive (ONLY answer) [Q1] Enterococci and Streptococci are Gram-negative organisms. - True -...
Microbiology - Gram Positive (ONLY answer) [Q1] Enterococci and Streptococci are Gram-negative organisms. - True - False [Q2] Which of the following is an important test that should be done first before identifying an unknown to be Staphylococcus or Streptococcus? - Catalase - Coagulase - Blood Agar - A Disc Test [Q3] Which of the following media is used for antibiotic sensitivity testing? - Mannitol - Mueller Hinton - P Disc Test - A Disc Test
Curren 9:4 CX O2 ew 3/2 What type of organism Groem positive or gram negative C...
Curren 9:4 CX O2 ew 3/2 What type of organism Groem positive or gram negative C Just want bacilli to know or Cocce is Gram positive of Gram negative TES
43.Lipopolysaccharides (LPS) are found in: a. Gram-positive bacteria b. Gram-negative bacteria c. all Bacteria d. Archaea...
43.Lipopolysaccharides (LPS) are found in: a. Gram-positive bacteria b. Gram-negative bacteria c. all Bacteria d. Archaea e. Eukaryotes ------------------------- 44. There are similarities and differences between Gram-negative and Gram-positive bacteria. Which of the following is not true? a. The cell wall of Gram-negative cells is composed of only one or two layers of peptidoglycan whereas the cell walls of Grampositive bacteria have many peptidoglycan layers b. Only Gram-positive bacterial cells have a periplasm 2/6/18 8 c. The cell membranes of...
QUESTION 67 An oxidase negative, gram-negative bacillus that produces an acid slant and acid butt on...
QUESTION 67 An oxidase negative, gram-negative bacillus that produces an acid slant and acid butt on TSI agar is able to ferment which of the following carbohydrates? Glucose only Glucose and lactose or sucrose or both Lactose only Lactose and sucrose, but not glucose Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answe d. vitamin B6 QUESTION 65 Bacteria that are in the shape of two circular pairs are QUESTION...
1. The Gram reaction; Gram Positive or Gram Negative 2. The shape of the cells; bacillus,...
1. The Gram reaction; Gram Positive or Gram Negative 2. The shape of the cells; bacillus, coccus, spiral 3. The typical arrangement of the cells; single, pairs, clusters, chains etc. Shape of cells Arrangement of cells Name of organism Gram Reaction Bacillus cereus Enterobacter aerogenes Enterococcus durans Escherichia coli Micrococcus luteus Senatra marcescens Staphylococcus epidermidis streptococcus Salivarius Klebsiella pmeumonia Salmonella entertidis Shigella Sonnei Staphylococcus aureus Streptococcus pyogenes *Hint: The organisms used in the Lab. are listed in the Safety Guidelines...
QUESTIONS Predict the effect on Gram-positive and Gram-negative cells of the following mistakes made when performing...
QUESTIONS Predict the effect on Gram-positive and Gram-negative cells of the following mistakes made when performing a Grum stain. Consider cac mistake independently a. Failure to add the iodine. b. Failure to apply the decoloriser. 3 c. Failure to apply the safranin. d. Reversal of crystal violet and safranin stains. Both crystal violet and safranin are basic stains and may be used to do simple stairs on Gram-positive and Gram-negative cells. This being the case, explain how they end up...
Make 3 dichotomy keys using table: 1. Gram Negative Rods (5 Microbes) 2. Gram positive cocci...
Make 3 dichotomy keys using table:
1. Gram Negative Rods (5 Microbes)
2. Gram positive cocci
3. Gram positive rods (3 microbes)
DNASE test?
+ + + + + + + + + + + + 1 + PR Glu PR Lac MR VP Citrate Starch Gelatin E. coli AG AG P. hauseri A E. aerogenes A A K. pneumoniae AG AG A. faecalis E. faecalis A A K. rhizophila S. aureus A A S. epidermidis A A B. subtilis...
Gram positive and negative bacilli 1. Al-year-old Eskimo child, Melissa, was admitted to a hospital in Alaska following a seizure and is limp and unresponsive. Her mother tells the physicians that the child had a runny nose earlier in the day and has been suffering from a cold for several days since beginning her enrollment at a daycare center. On closer examination, the patient is found to have an elevated temperature, rapid pulse, and supple neck. Overnight her neck becomes...
Use the dichotomous key below to find a Gram-negative organism that is oxidase negative, does not produce acid from lactose, and is urease negative. Staphylococcus . Micrococcus Streptococcus . Lactobacillus 1. Gram-positive A. Catalase+ 1. Acid from glucose... 2. Glucose- B. Catalase 1. Coccus. 2. Rod. II. Gram-negative A. Oxidase- 1. Acid from lactose a. Uses citric acid.. b. Citric acid 2. Lactose- a. Urease positive. b. Urease negative B. Oxidase 1. Rod. 2 Coccus Citrobacter Escherichia Proteus Salmonella Pseudomonas...
The cultures of a set
of patients grow gram-negative, oxidase-positive, urease positive
and H2S- positive bacteria. Using the key bellow, what
is the causative agent of these infections?
Gram reaction? Oxidase? Morphology? Yes No Rods Cocci Urea hydrolyzed? Citrate utilized? Yes Erysipelothrix Staphylococcus rhusiopathiae aureus No Yes No Klebsiella Yersinia pneumoniae enterocolitica H S produced? Yes No Indole produced? Bordetella bronchiseptica Brucella ceti Acetoin produced? (V-P test) Mannheimia haemolytica Yes No Aeromonas hydrophila Pasteurella multocida
Curren 9:4 CX O2 ew 3/2 What type of organism Groem positive or gram negative C Just want bacilli to know or Cocce is Gram positive of Gram negative TES
QUESTION 67 An oxidase negative, gram-negative bacillus that produces an acid slant and acid butt on TSI agar is able to ferment which of the following carbohydrates? Glucose only Glucose and lactose or sucrose or both Lactose only Lactose and sucrose, but not glucose Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answe d. vitamin B6 QUESTION 65 Bacteria that are in the shape of two circular pairs are QUESTION...
1. The Gram reaction; Gram Positive or Gram Negative 2. The shape of the cells; bacillus, coccus, spiral 3. The typical arrangement of the cells; single, pairs, clusters, chains etc. Shape of cells Arrangement of cells Name of organism Gram Reaction Bacillus cereus Enterobacter aerogenes Enterococcus durans Escherichia coli Micrococcus luteus Senatra marcescens Staphylococcus epidermidis streptococcus Salivarius Klebsiella pmeumonia Salmonella entertidis Shigella Sonnei Staphylococcus aureus Streptococcus pyogenes *Hint: The organisms used in the Lab. are listed in the Safety Guidelines...
QUESTIONS Predict the effect on Gram-positive and Gram-negative cells of the following mistakes made when performing a Grum stain. Consider cac mistake independently a. Failure to add the iodine. b. Failure to apply the decoloriser. 3 c. Failure to apply the safranin. d. Reversal of crystal violet and safranin stains. Both crystal violet and safranin are basic stains and may be used to do simple stairs on Gram-positive and Gram-negative cells. This being the case, explain how they end up...
Make 3 dichotomy keys using table:
1. Gram Negative Rods (5 Microbes)
2. Gram positive cocci
3. Gram positive rods (3 microbes)
DNASE test?
+ + + + + + + + + + + + 1 + PR Glu PR Lac MR VP Citrate Starch Gelatin E. coli AG AG P. hauseri A E. aerogenes A A K. pneumoniae AG AG A. faecalis E. faecalis A A K. rhizophila S. aureus A A S. epidermidis A A B. subtilis...
Most questions answered within 3 hours.
-
Write a program to solve the Josephus problem, with the following
modification:
Sample Input:
./a.out n...
asked 1 hour ago -
At the start of a CD it is spinning at a rate of 525 rpm
(revolutions...
asked 1 hour ago -
4. Without doing any calculations, predict whether the observed
∆T would increase, decrease or remain the...
asked 3 hours ago -
Based on the range, which of the following sets of scores has
the greatest variability? 3,...
asked 4 hours ago -
Ripples in a pond travel at a velocity of 3 m/s with one peak
passing a...
asked 4 hours ago -
A man stands on the roof of a building of height 13.0 mm and
throws a...
asked 4 hours ago -
The extent to which assets are financed by borrowed funds and
other liabilities is indicated by:...
asked 5 hours ago -
Explain in detail
Germany is the fifth largest economy
explain what goods and services Germany specializes...
asked 5 hours ago -
The density of platinum is 21.45 g/mL. If a cube of platinum
with a mass of...
asked 5 hours ago -
Accounts Receivable
Sales
A/R Posting
Extended Sales Invoice
Packing Slip
Compare invoice to packing slip 2...
asked 5 hours ago -
Michaella, age 23, is a full-time law student and is claimed by
her parents as a...
asked 5 hours ago -
Why are polymers not typically casted into products?
asked 5 hours ago