Mcb 2610 exam - Study guides, Class notes & Summaries

MCB 2610 Exam 1 Question and answers correctly solved 2024/2025 MCB 2610 Exam 1 microbiology defintion - correct answer study of microbes themes of microbiology - correct answer 1. understanding basic life processes 2. interactions with environment and apply basis of life - correct answer metabolism, growth, reproduction, genetic variation/evolution, response/adaptation to the external environment, homeostasis prokaryotic cell - correct answer lack of true internal membrane...

mcb 2610 exam 3 Question and answers rated A+ 2024/2025 mcb 2610 exam 3 shapes of bacteria - correct answer coccus, bacillus, vibrio, spiral, pleomorphic Cellular Organizations - correct answer hyphae, mycelia, trichomes what are advantages of multicellular arrangements? - correct answer protection and higher likelihood of survival whats smaller: bacterial or eukaryotic cells? - correct answer bacterial cells what is a small, closed, circular DNA molecule that replicates...

MCB 2610 Exam Question and answers correctly solved 2024/2025 MCB 2610 Exam #1 Robert Hooke (1665) - correct answer - developed microscope that could magnify 30X -cell theory: all living things are composed of cells ( life consisted of "little boxes") Antony van Leeuwenhoek () - correct answer -first person to observe and describe microorganisms accurately with a microscope that could magnify 50-300X -microbes = animalcules -studied own teeth scrapings and diarrhea sponta...

FISH - Cells fixed in place Fluorescently labeled probes consisting of 165 rRNA gene sequence sent to attach to RNA View in Epifluorescence microscope Cultivation independent methods - DNA from unculturable bacteria can be amplified and sequenced by PCR Sequences can be used to produce fluorescent probes that will bind to complementary DNA (Fluorescent In Situ Hybridization FISH) Microbial consortia - Microbes that can't grow on their own Metagenomics - DNA is isolated from an envir...

MCB 2610 Exam 1 With Complete Solutions Latest Update

2024 MCB 2610 Exam 1 With Complete Solutions Latest Update

MCB 2610 exam 1 Question and answers already passed 2024/2025 MCB 2610 exam 1 prokaryotic cells - correct answer lack a true membrane-delimited nucleus; not absolute eukaryotic cells - correct answer membrane-enclosed nucleus; more complex morphologically classification schemes - correct answer two group --> 5 kingdom --> 3 domain; developed due to advances in molecular techniques 3 domain system - correct answer Carl Woese (1990); divides microorganisms based on ribo...

Koch and his Postulates - 1. the microorganism must be present in every case of the disease but absent in healthy individuals 2. the suspected organism must be isolated and grown in a pure culture 3. the same disease must result when the isolated microorganism is inoculated into a healthy host 4. the same microorganism must be isolated again from the diseased host Developments due to Koch's Postulates - 1. Agar (Fanny Hess) 2. Petri Dish (Richard Petri) 3. Nutrient broth and nutrient aga...

B-lactam resistance - Lactamases - enzymes that cleave beta lactam structure usually between carbon and nitrogen - makes it no longer a structural mimic and transpeptidase keeps cross-linking peptide side chains Antimicrobial Agents - Agents that kill microorganisms or inhibit their growth -cidal agents kill -static agents inhibit growth Household cleaners are disinfectants 14 out of 20 burn patients get pseudomonas infections from stainless steel tub cleaned with a quat.. why? - Quats d...

MCB 2610 Exam 1 Questions and answers verified to pass 2024/2025 MCB 2610 Exam 1 Questions Which of the following is a microorganism? a. Bacteria b. Plants c. Viruses - correct answer bacteria Which of the following is not a characteristic of life? a. Respond to stimuli b. Evolution c. Being multicellular d. Homeostasis - correct answer being multicellular Which of the following may be a function of proteins within a cell? a. To be a polypeptide b. To catalyze chemical rea...