Catalase Study guides, Class notes & Summaries

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...

OpenStax Microbiology Test Bank Chapter 9: Microbial Growth Page 1 of 17 Chapter 9: Microbial Growth * = Correct answer Multiple Choice 1. Bacteria most commonly reproduce using which of the following methods? A. binary fission* B. budding C. meiosis D. mitosis Difficulty: Easy ASM Standard: N/A 2. Which structure separates new daughter cells in binary fission? A. the crescent B. the division septum* C. the FtsZ D. the spindle apparatus Difficulty: Easy ASM Standard: N/A 3. W...

What neurotransmitter stimulates release of epinephrine from adrenal medulla? - Answer- acetylcholine What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc symptom? - Answer- metanephrine; assoc with HBP What does acetazolamide (carbonic anhydrase ib) treat? - Answer- glaucoma, epilepsy, altitude sickness, congestive heart failure can cause dehydration Sickle cell anemia is due to... - Answer- pt mutation of Glu -> val What is a major ne...

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...

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...

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...

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 ...

MIP 302 Final Question and answers rated A+ 2023/2024 Purpose of Blood Agar - correct answer See if bacteria has hemolysis abilities Purpose of Catalase Test - correct answer Determine if bacteria produces catalase Purpose of Indole Test - correct answer See if bacteria produces tryptophanase Medium for Indole test - correct answer Tryptone broth Purpose of Klinglers Iron Agar - correct answer See ability of bacteria to ferment glucose and/or lactose and the ability to prod

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...