Catalase Guides d'étude, Notes de cours & Résumés

Which of these is capable of scavenging and removing hydrogen peroxide in the cells? Glutathione peroxidase Catalase Thioredoxin All of these The molecular basis for non-shivering thermogenesis in brown fat is the presence of this protein; Thermogenin Cytochrome c Glutaredoxin Troponins 1 / 1 pts Question 3 If you suspect that a patient has myocardial infarction, which of these enzymes could indicate myocardial injury; ATP synthase Catalase Creatine kinase-MB Citrin 1 / 1 pts Quest...

BIO 171 Module 5 Exam 2023 (Essential Microbiology) - Questions and Answers Graded A+. As Streptococcus is catalase negative would it thrive or die in the presence of peroxides? Why? Streptococcus wouldn't survive in the presenc of peroxides, as it is unable to breakdown peroxides (catalase negative). Peroxides would damage its cellular integrity, causing it to lysis. M5: Module 5 Exam - Requires Respondus LockDown Browser + Webcam: Essential Microbiology with Lab-2021-Martinez Page 5 of...

True or False. The presence of cytochrome C is often associated with aerobic bacteria. True Correct! False Question 2 2.5 / 2.5 pts Your Answer: Gonorrhea Gonorrhea Question 3 2.5 / 2.5 pts Using the catalase test, a Staphylococcus sample would be: Gram (+), Catalase (+) Correct! Gram (+), Catalase (-) Gram (-), Catalase (-) Gram (-) Catalase (+) Question 4 2.5 / 2.5 pts True or False. The catalase test is a qualitative and differential assay. True Correct! False

Sputum reveals lancet-shaped, gram positive cocci arranged in pairs. What is this most likely? A. Strep. pyogenes B. Staph epidermidis C. Strep. pneumoniae D. Klebsiella pneumoniae - correct answer S. Pneumoniae -Lancet shaped diplococci structure -Catalase negative -Alpha hemolytic -Meningitis, sinusitis, otitis media and pneumonia What diseases are associated with Strep. pyogenes? - correct answer (RAN TIPS) Rheumatic Fever Acute glomerulonephritis Necrotizing fasciit...

Microbiology CSMLS Exam Review Questions with complete solution The pulmonary form of anthrax is known as - Valley fever - Walking pneumonia - Farmers' lung - Woolsorters disease - CORRECT ANS-Woolsorters disease Streptococci are unable to synthesize the enzyme - Catalase - Kinase - Hyaluronidase - Lipase - CORRECT ANS-Catalase (Organisms that synthesize the enzyme catalase are able to protect themselves from the killing effects of H2O2 by converting it to H2O and O2. Streptococci ...

CMI correct answers immune system response that is important for fighting off intracellular parasites (FIPs and OIPs), because once they are inside of the cells antibodies are not helpful mycobacterium characteristics correct answers -have a lot of hydrophobic myconic fatty acids in their cell wall, so they do not gram stain well -gram positive like bacilli -obligate aerobes -slow growers -colonies take 4-6 weeks to appear -produce dry, flat colonies with irregular filamentous edge that ...

MICROM 443 Question and answers rated A+ 2024/2025Genus Staphylococcus - Cells tend to form clusters, may be single, in pairs, or short chains - common skin microbiota - Generally hardy and not nutritionally fastidious - Facultative anaerobes (w/ O2 --> respire; without O2 --> ferment - Catalase positive Genus Streptococcus - Cells tend to form chains - Common oral microbiota - Nutritionally fastidious - Aerotolerent anaerobes/ obligate fermentors, some are caphophiles - Cat...

2024 VTNE Exam ( Version 1 ) New Full Exam Questions and Answers ( Included ) 100% Correct 1. Drug type that most easily crosses a membrane? Answer: High lipid solubility, lowprotein binding 2. What media is used to isolate a colony from a mixed culture? Answer: Selective 3. Difference between Strep & Staph Answer: Streptococcus - Gram pos, catalase neg. Staphylococcus - Gram pos, catalase pos. 4. Most common stain used in microbiology? Answer: Gram 5. Sterilization achieves what l...

Porphyrin correct answer: Cyclic molecules formed by the linkage of 4 pyrole rings through methynl bridges. They bind metals tightly Name the 4 physiological roles of the HEME porphoryin correct answer: 1. Mitochondrial cytochrome: generate H+ gradient in ETC 2. Hemoglobin and Myoglobin: O2 transport in blood and muscle 3. Cytochrome P450 enzymes: metabolize fat soluble compounds. (CYP3A4) important in drug reactions 4. Catalase: antioxidant enzyme hydrolyzes H2O2 Where is Heme made...

Nutrition Coaching Certification Exam | 100% Correct| Questions and Verified Answers| Grade A QUESTION Why is breath alcohol level used as a measure of intoxication? Answer: Because small amounts of ethanol are excreted in the breath QUESTION A new client likes to consume large amounts of alcohol on a regular basis but he has a weightloss health goal. What should the Nutrition Coach advise him in regard to his energy intake? Answer: Reduce energy...