Gram negative bacteria - Study guides, Revision notes & Summaries

Straighterline Microbiology Final Exam 2024 Questions With 100% Correct Answers The study of evolutionary relationships among organisms is called ______. - answerphylogeny The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. - answerLast Universal Common Ancestor Organisms called parasites are ______. - answeralways harmful to their host Which of the following does not indicate microbe involvement in energy and nutrient flow? - answerThermal hot spr...

In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - correct answer Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? - correct answer 10-8 M Fungi are able to reproduce asexually by creating conidiospores and sporangiospores. Which of the following is an accurat...

Exam 2: NSG 124 / NSG124 (NEW 2024 / 2025 Update) Pharmacology | Review with Questions and Verified Answers | 100% Correct | Graded A - Herzing Q: Penicillins - mechanism of action Answer: - weakens cell wall, causes water uptake and cell rupture - bactericidal (kills cells) Q: Ampicillin Answer: Penicillin preferred drug for gram-negative bacteria Q: patient education for Penicillins Answer: - take with full glass of water - take 1 hour before or 2 hours after meals - most common reaction is an...

During the gram stain procedure, Gram-positive bacteria retain a dye that is ___ in color, while Gram-negative bacteria retain a dye that is ___ in color Purple; pink Match each of the following terms with the correct description. Neutrophils - Characterized by grainy, multi-lobed nuclei. Lymphocytes - Include NK cells, B cells, and T cells. Monocytes - Macrophages and dendritic cells are differentiated versions of this immune cells Eosinophils - Fight parasitic infections by releasing dam...

Exam 2: NSG 124/ NSG124 (NEW 2024/ 2025 Update) Pharmacology | Review with Questions and Verified Answers| 100% Correct| Graded A- Herzing Q: Penicillins - mechanism of action Answer: - weakens cell wall, causes water uptake and cell rupture - bactericidal (kills cells) Q: Ampicillin Answer: Penicillin preferred drug for gram-negative bacteria Q: patient education for Penicillins Answer: - take with full glass of water - take 1 hour before or 2 hours after...

UTA Microbiology Exam 2 Questions and Answers Already Passed Why can prokaryotes be found almost anywhere? They are able to switch their metabolic or respiration methods Describe mutualism Both organisms benefit Describe amensalism One organism is harmed, the other is unaffected Describe commensalism one organism benefits and the other is unaffected Describe neutralism both organisms are unaffected Describe parasitism One organism benefits and the other is harmed What is...

Table Of Content: A Brief History of Microbiology The Chemistry of Microbiology Cell Structure and Function Microscopy, Staining, and Classification Microbial Metabolism Microbial Nutrition and Growth Microbial Genetics Recombinant DNA Technology Controlling Microbial Growth in the Environment Controlling Microbial Growth in the Body: Antimicrobial Drugs Characterizing and Classifying Prokaryotes Characterizing and Classifying Eukaryotes Characterizing and Classifying Viruses, Viroids, and Prion...

Nitrogen is a growth Limiting nutrient for many organisms because -only a few microbes can extract it from the atmosphere, but all organisms require if for amino acid and nucleotide synthesis An organism that tolerates high _ is called a halophile - Salt concentrations What tests are used to help identify bacteria today? - All of the above all of the following are used to protect organisms from the toxic by products of oxyge n EXCEPT - protease A metabolic pathway - All the above are true ...

"ABCDE's" of Mole Assessment - A = Asymmetry (one side of mole is NOT the same as the other side) B = Border of mole is irregular. C = Color is variable (e.g., brown/ black/ tan colors in the same mole) or dark color. D = Diameter > 6mm (about the same diameter as an eraser on a #2 pencil) E = Elevation - raised from the surrounding skin, and/or... E = Evolution (changes) in the appearance of nevi over time 6 F's Risk Factors Cholecystitis - Fat Fare Fertile Fourties Female ...

Module 6 Exam - Requires Respondus LockDown Browser + Webcam ● Due No due date ● Points 100 ● Questions 25 ● Time Limit 60 Minutes ● Requires Respondus LockDown Browser Question 1 Not yet graded / 4 pts Fill in the blank During the Gram stain procedure, Gram-positive bacteria retain a dye that is ______ in color, while Gram-negative bacteria retain a dye that is ________ in color. pink or red Answer: purple; pink (See section 6.2 in the module) Question 2 4 / 4 pts Ma...