Facultative anaerobes Study guides, Revision notes & Summaries

BIOS 242 Microbiology Midterm Exam Questions With Answers 2024/2025 | Graded A+. Antoni van Leeuwenhoek was the first person in history to Question 2 Question : . Microbes that can live in the presence or absence of oxygen are called Question 3 Question : . Which of the following scientists provided evidence in favor of the concept of spontaneous generation? Student Answer: Pasteur use a magnifying glass. develop a taxonomic system. view protozoa and bacteria. disprove spontaneous g...

Microbiology Ch. 6 Questions And Answers. Microbes have very narrow optimum temperature ranges. Which of the following classifications of microbes are most likely to cause human disease, based on temperature requirements? hyperthermophiles thermophiles mesophiles psychrophiles - CORRECT ANSWER Mesophiles - The temperature range of mesophiles overlaps that of normal human body temperature, allowing the greatest growth. Which of the following statements accurately describes the cul...

Differential media - allow certain bacteria to be differentiated from others by change of color, zone of clearing, or other Bacteria can prevent phage attachment and escape infection by acquiring mutations on genes which alter their _________. - cell surface receptors A _______ agent does not kill a microorganism, but rather just inhibits its growth. - bacteriostatic A clear area surrounded by growth of host cells is called a _______. - plaque A color change to yellow on the mannitol salt ...

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...

BIO 202 Exam 1 Questions With 100% Correct Answers Updated 2024/2025 (Graded A+) When was earth formed? - correct answer 4.55 billion years ago When did life on earth first appear? - correct answer 3.5 billion years ago What are the evolutionary mechanisms? - correct answer *Nonrandom mating *Migration *Genetic drift *Natural selection When does allopatric speciation occur? - correct answer when members of the same species become geographically separated When does sympatric speciation oc...

Staphylococci - ANSWER-Gram-Positive Cocci. Nonmotile, facultative anaerobes. Catalase positive and they differentiate with mannitol salt agar and coagulase test Staphylococcus aureus - ANSWER-Part of natural flora on skin, nasopharynx and intestine. Resistant to many antibiotics •EX: resitant to penicillin Virulence factors of S. aureus - ANSWER-Cytolytic toxins Exfoliative toxins Toxic shock syndrome toxin Enterotoxins Protein A • binds to Fc of IgG so IgG cannot bind to FcR on ...

BIOS 242 Microbiology Midterm Exam Questions With Answers 2024/2025 | Graded A+. Microbes that can live in the presence or absence of oxygen are called Question 3 Question : . Which of the following scientists provided evidence in favor of the concept of spontaneous generation? Student Answer: Pasteur use a magnifying glass. develop a taxonomic system. view protozoa and bacteria. disprove spontaneous generation. prove the germ theory. Points Received: 0 of 1 Comments: Student Answ...

FAU BROOKS BIODIVERSITY UNIT 1 EXAM LATEST UPDATE GRADED A+ T or F: We have proven how life arose? FALSE ! Haldon-Oparin Hypothesis life arose spontaneously from methane, ammonia, water & energy sources Milley-Urey experiment Tested Haldane-Oparin hypothesis Contemporary scientist think that methane & ammonia were likely ABSENT in early atmosphere Organic molecules: CO, CO2, H2 (not much), N2 and H2O Panspermia idea that organic molecules were brought to earth by meteorites/aster...

Test Bank for Microbiology with Diseases by Body System 5th Edition, Bauman | ) Louis Pasteur demonstrated that fermentation to produce alcohol is caused by A) aerobes. B) facultative anaerobes. C) obligate parasites. D) archaea. E) prokaryotes. Answer: B Bloom's Taxonomy: Knowledge Section: The Golden Age of Microbiology Learning Outcome: 1.6 5) Which of the following scientists provided evidence in favor of the concept of spontaneous generation? A) Pasteur B) Needham C) Redi D...

BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+ | Verified Answers. What are the properties of life? - correct answer *Cells and organization *Energy use and metabolism *Environmental response *Regulation and homeostasis *Growth and development *Reproduction *Biological evolution When was earth formed? - correct answer 4.55 billion years ago When did life on earth first appear? - correct answer 3.5 billion years ago What are the evolutionary mechanisms? - corre...