Exam 2 mcb 2610 exam 2 - Study guides, Class notes & Summaries

MCB 2610 Exam 2 Questions And Correct Answers. Cultivation independent methods - answerDNA 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) FISH - answerCells fixed in place Fluorescently labeled probes consisting of 165 rRNA gene sequence sent to attach to RNA View in Epifluorescence microscope Metagenomics - answerDNA is isolated from an envi...

MCB 2610 Exam 2 Questions And Correct Answers. Macronutrients - answercarbon, nitrogen, phosphorus, sulfur, oxygen, hydrogen, potassium, sodium, magnesium, calcium, and iron Micronutrients - answermanganese, zinc, cobalt, molybdenum, nickel, copper All organisms require - answerCarbon, Hydrogen, Oxygen, and electrons Autotrophs - answerAssimilate carbon from inorganic sources Heterotrophs - answerAssimilate carbon in preexisting organic form Phototrophs - answerCapture light energy to pr...

MCB 2610 Exam 2 Questions With Correct Answers Cultivation independent methods - answerDNA 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) FISH - answerCells fixed in place Fluorescently labeled probes consisting of 165 rRNA gene sequence sent to attach to RNA View in Epifluorescence microscope Metagenomics - answerDNA is isolated from an envi...

MCB 2610 Exam 1 Study Guide Solutions Microbiology - ANSWER-The study of microbes Micro bio examines... - ANSWER-How microbes interact with humans and food and how they can be used by humans Prokaryotic cells - ANSWER-Lack a true membrane-delimited nucleus Eukaryotic cells - ANSWER-Have a membrane enclosed nucleus More complex morphologically Carl Woese used ribosomal RNA to divide organisms into... - ANSWER-Domains: Bacteria Archaea Eukarya Describe Bacteria - ANSWER-Usually single-c...

©THEBRIGHT EXAM STUDY SOLUTIONS 8/27/2024 12:01 PM - amino acids cysteine and methonine - sulfate (assimilatory sulfate reduction) Growth factors - answerorganic compounds that cannot be synthesized by an organism but are essential for growth - amino acids - purines/pyrmidines - vitamins Nutrient Concentration - answerGrowth rate depends on amount of nutrients in the environment Aerobes - answerGrow in the presence of oxygen Obligate aerobes - answerRequire oxygen Microaerophiles - ...

MCB 2610 Lab Exam I Questions and Answers what is the quickest and most economical method of bacterial isolation? - ANSWER-streak plate method what is the purpose of aseptic technique? - ANSWER-maintain pure cultures what is the purpose of a T-streak? - ANSWER-isolate and maintain single species from mixed populations which objective lens should never be used with immersion oil? - ANSWER-40x procedure for making smears - ANSWER-1. use a wax pencil to draw a circle on the slide 2. take a...

MCB 2610 Exam 1 Questions And Correct Answers. Which of the following is a microorganism? a. Bacteria b. Plants c. Viruses - answerbacteria Which of the following is not a characteristic of life? a. Respond to stimuli b. Evolution c. Being multicellular d. Homeostasis - answerbeing multicellular Which of the following may be a function of proteins within a cell? a. To be a polypeptide b. To catalyze chemical reactions c. To provide instructions for assembly of polypeptides d. Ener...

MCB 2610 Lab Practical 1 Exam Study Guide Solutions gram positive - ANSWER-purple cocci gram negative - ANSWER-pink rods endospore - ANSWER-responses to certain environmental conditions such as depletion of nutrients stages of growth curve: - ANSWER-lag, exponential (log), stationary, death lag phase - ANSWER-occurs when culture is transferred to fresh growth medium exponential phase - ANSWER-growth is maximal and at a steady rate, culture is stable both chemically and physically statio...

©THEBRIGHT EXAM STUDY SOLUTIONS 8/27/2024 12:01 PM MCB 2610 Lab Exam Questions With Correct Answers What 4 things must always be done before leaving lab (in order)? - answer1) Dispose of all cultures and plates in the appropriate containers 2) Clean your bench with Wescodyne 3) Take off and put away your lab coat 4) Wash your hands for at least 20 seconds with soap and water Where are plates disposed of? - answerGray garbage cans by the door Where are test tubes and caps disposed of? -...

MCB 2610 Lab Practical Exam Questions And Correct Answers. What is the process of contamination control? - answerAseptic technique What are pipettes - answercalibrated glass tubes used to measure and dispense small volumes of liquids What color is the bigger vs. smaller micropipettors pipettes? - answerGreen - bigger Blue - smaller What is the purpose of isolating bacteria? - answerTo establish a PURE CULTURE, to be able to study to study the physiology and morphology of a particular bac...