Buy Best BIOS 242 Week 4 Midterm Exam Midterm Exam-Requires Respondus LockDown Browser Plus Webcam
BIOS 242 Week 4 Midterm – Requires Respondus LockDown Browser + Webcam
- Question: (CO1) Organisms called parasites are.
- Question: (CO1) In the experiments constructed by Pasteur to disprove spontaneous generation, swan-necked flasks were used. Why was this shape of the flask used in this experiment?
- Question: (CO1) Koch’s postulates would not explain the disease process of
- Question: (CO 1) Viruses can be classified as infectious
- Question: (CO2) The lipid group that is the major component of cell membranes is the.
- Question: (CO 3) A bacterial genus that has waxy mycolic acid in the cell walls is.
- Question: CO3) LPS (lipopolysaccharides) are found in the outer membrane of
- Question: (CO2) Which molecule is translated into an amino acid sequence?
- Question: (CO2) A frameshift is caused by
- Question: (CO2) An infant has been diagnosed with severe combined immunodeficiency disease (SCID). The doctor suggests which treatment is a possible cure for the disease.
- Question: (CO1) A microbiologist inoculates a mixed culture containing both Gram-positive and negative bacteria. Following incubation, only the Gram-negative bacteria grows in the culture. What is the most likely explanation?
- Question: (CO1)The term that refers to the purposeful addition of microorganisms into a laboratory nutrient medium is.
- Question: (CO1)Which type of medium distinguishes different types of microorganisms based on an observable change in the colonies or in the medium?
- Question: (CO1) Which type of microscope achieves the greatest resolution and highest magnification?
- Question: (CO 5) This microbe’s carbon source is an organic compound. The appropriate classification for this organism would be.
- Question: (CO 5) An organism with a temperature growth range of 65°C to 80°C would be called a(n) ______.
- Question: (CO 5) The time interval from the parent cell to two new daughter cells is called.
- Question: (CO 5) The phase of the bacterial growth curve in which newly inoculated cells are adjusting to their new environment, metabolizing but not growing at an exponential rate, is the ______.
- Question: (CO6) Enzymes that function inside a cell are.
- Question: (CO 6) In which cyclic pathway is the most FADH, NADH …?
- Question: (CO 6) Which pathway produces the least number of ATP?
- Question: (CO6) Electron transport chain in prokaryotes takes place in
- Question: (CO3) Which of the following is a type of reproduction shown only by protozoa?
- Question: (CO3) Which cellular process is mismatched with its step in mitosis?
- Question: (CO3) In humans, helminths generally infect the.
- Question: (CO3) Which of the following can undergo both sexual and asexual reproduction
- Question: (CO4) A/an is the protein shell around the nucleic acid core of a
- Question: (CO4)What type of virus enters an inactive provirus stage?
- Question: (CO4) Infectious protein particles are called.
- Question: (CO4) Viroids cause infection in?
- Question: (CO 7) The process that destroys or removes all microorganisms and microbial forms, including bacterial endospores, on inanimate objects is .
- Question: (CO 7) What instrument is most effective for pressure-temperature sterilization?
- Question: (CO 7) Which drug is … to destroy the cell wall of bacteria that have mycolic acid and cause tuberculosis?
- Question: (CO 7) There are fewer antifungal, antiprotozoal, and antihelminthic drugs … than antibacterial drugs because fungi, protozoa, and helminths
- Question: (CO 7) Infections … by gram-negative bacilli are often … with.
- Question: (CO 8) Which of the following is/are the ways by which newborns acquire
- Question: (CO 8) The greatest number of pathogens enter the body through the.
- Question: (CO 8) Lipopolysaccharide of the outer membrane of gram-negative cell walls is called ______.
- Question: (CO 8) An inanimate object that harbors and transmits a pathogen is a.
- Question: (CO 8) A disease that exhibits new cases at irregular intervals in unpredictable geographic locales. .
- Question: (CO 2) Match the cellular structures and type of microorganisms
- Question: (CO 9) Match the patterns of infection.
- Question: (CO3) Select all that apply – Which of the following are the types of eukaryotic reproduction
- Question: (CO8) Select all that apply – What are the different ways by which microorganisms acquire antibiotic resistance?
- Question: (CO1) What were the contributions of Robert Koch, Semmelweis, and Loius Pasteur in the field of Microbiology? Or (CO6) Compare and contrast the competitive and noncompetitive inhibition of enzymes
- Question: (CO4) Why do we need new flu shots every season? And why we cannot use a vaccine available for flu to treat viral infections like COVID? OR (CO5) You found a novel microorganism that uses the energy from light and organic carbon as a food source. It grows at the bottom of a thioglycollate medium, in salty marshlands, at a temperature of 370C. Describe the terms that describe the nutritional, physical, and Chemical requirements of this microorganism. Do you think this microorganism can cause disease in humans?
BIOS 242 Week 4 Midterm Exam – Practice Questions
- Question: Anabolic reactions characteristics
- Question: Chemical reactions that can … toward either anabolism or catabolism are … what?
- Question: Catabolic reactions characteristics
- Question: The molecule that an enzyme acts upon is known as … what?
- Question: Enzymes known as lyases participate in what reactions?
- Question: What role of an enzyme in a chemical reaction in a cell?
- Question: Which are glycolysis steps?
- Question: What is fermentation?
- Question: What is the Krebs cycle?
- Question: Anaerobic bacteria use what as final electron acceptors in respiration?
- Question: The metabolic processes … fermentation produces what?
- Question: What are electron carrier molecules where are they … from?
- Question: When does DNA Replication occur during the cell cycle?
- Question: When do Sister chromatids separate and move toward the poles of the cell during mitotic cell division?
- Question: What is an … pair of homologous chromosomes …?
- Question: What is the entire interwoven mass of one multicellular fungal organism …?
- Question: Study of fungus is … what?
- Question: Hyphae are … with which organism?
- Question: What are Lichens?
- Question: Single-celled organisms … ciliates are …?
- Question: The kelps are … as what?
- Question: What is the function of the outermost layer of a virion?
- Question: During the intracellular state, a virus exists as what?
- Question: What determines the host specificity of a virus?
- Question: Describe the stages of a lytic replication cycle in order from earliest to latest
- Question: What is transduction? it is … with which stages of a bacteriophage infection cycle?
- Question: The genome of which of the following types of animal viruses can act directly as mRNA
- Question: How are prions different from all other … infectious agents?
- Question: The infectious particles of fungi have RNA genomes and lack a capsid. They are therefore similar to what?
- Question: Viruses are … slowly and steadily during which phase?
- Question: Describe the mechanism of feedback inhibition and the role this process plays in controlling enzyme activity.
- Question: Explain why fermentation is a necessary alternative to respiration in many cells
- Question: Explain why the ATP yield from processes such as cellular respiration is generally … as a theoretical number.
- Question: A chemical … to reduce potential pathogens on the skin is a(n)
- Question: A clinical sample labeled “sputum” was … from
- Question: A disease that has a steady frequency over time in a particular geographic location is … to as what?
- Question: A microbiologist inoculates Staphylococcus epidermidisand Escherichia coli into a culture medium. Following incubation, only the coli grows in the culture. What is the most likely explanation?
- Question: Alcohol-based hand sanitizers specifically target lipids why?
- Question: An amphibolic reaction is one that _____.
- Question: An inanimate object that harbors and transmits a pathogen is … what?
- Question: Antoni van Leeuwenhoek was the first person in history to _____.
BIOS 242 Midterm Exam (Spring Session)
- Question: Which of the following is ‘not’ a microscopic organism that Leewenhook was able to observe under the microscope he … in 1674?
- Question: Which of the following is INCORRECT regarding Archaea?
- Question: What is the name for sphere-… bacterial cells?
- Question: Where do you find genetic material in a prokaryotic cell?
- Question: Which of the following statements is INCORRECT regarding glycocalyces?
- Question: What is the name of flagella covering the perimeter of the cell?
- Question: What is the name of the structure that transfers genetic material between bacterial cells?
- Question: The term … to describe a disease-causing microorganism is
- Question: If a nursing student … a typical eukaryotic cell, what would they find inside?
- Question: Cellular organelles and viruses are very small … to prokaryotic and eukaryotic cells and are generally ________
- Question: Bacteria form endospores under which circumstances?
- Question: If a microbiology lab technician left safranin out of the Gram stain procedure, what would be the result?
- Question: A(n) ________ organism is one that requires oxygen for growth and cannot function without it.
- Question: During the _______ of growth, new cells are … at the same rate as the other cells are dying.
- Question: All of the following are … with smear preparation except ________.
- Question: The majority of human pathogens are _________
- Question: What process of cellular respiration ultimately produces the most ATP?
- Question: Anabolic reactions may … as
- Question: What is the purpose of an enzyme in a chemical reaction?
- Question: Which eukaryotic organism can have 2 nuclei and contractile vacuoles?
- Question: Which of the following statements about competitive inhibitors is false?
- Question: Which Eukaryotic organism obtains nutrients by decomposing dead organisms?
- Question: Sister chromatids separate and move toward the poles of the cell during ______ of mitosis.
- Question: The extracellular state of a virus is … a _________.
- Question: Unknown (Pretty sure this one was about AESAR order)
- Question: Which viral structure is … from the host cell during viral replication or release?
- Question: Pyruvic acid is a product of ___________.
- Question: Which of the following is the most appropriate pairing of microbe and biosafety level?
- Question: A very large zone of inhibition in the Kirby-Bauer test means _________.
- Question: Why are endospores … to measure the effectiveness of autoclave sterilization?
- Question: The major disadvantage to using broad-spectrum antibiotics is that they
- Question: Why are cell membranes a good target for antimicrobial drugs?
- Question: Which is not a factor that affects the efficacy of antimicrobial methods?
- Question: Why does milk go bad after pasteurization?
- Question: Matching (refer to picture in a group chat)
BIOS 242 Midterm Exam (Previous Session)
- Question: Antoni van Leeuwenhoek was the first person in history to
- Question: Microbes that can live in the presence or absence of oxygen are …
- Question: Which of the following scientists … evidence in favor of the concept of spontaneous generation?
- Question: The microbial production of alcohol from sugar is … as
- Question: Which of the following statements concerning Koch’s postulates is false?
- Question: The study of the body’s defenses against pathogens is …
- Question: Which of the following is NOT a characteristic of viruses?
- Question: Saccharomyces cerevisiae is an example of which of the following types of microbes?
- Question: Proteins that promote chemical reactions in the cell are …
- Question: Which of the following scientists was the first to develop a taxonomic system for classifying organisms?
- Question: Robert Koch was … in research on all of the following topics
- Question: Microorganisms … by the absence of a nucleus are …
- Question: The term __________ literally means “produces disease.”
- Question: The study of the causation of disease is … as
- Question: The study of the occurrence, distribution, and spread of disease is … as
- Question: Short, hairlike structures … only by eukaryotic cells for movement are …
- Question: Which of the … is NOT a component of bacterial cell walls?
- Question: Endospores survive a variety of harsh conditions in part because of the presence of
- Question: When cells are … in a hypertonic solution, they lose water and shrivel. This process is …
- Question: All of the following are common to both the Gram stain and the acid-fast stain
- Question: A patient suffering from tuberculosis could … by use of the __________ stain.
- Question: Carbolfuchsin is the __________ in the acid-fast stain.
- Question: The kingdoms … in the Linnaeus system are
- Question: The rules of naming organisms are …
- Question: In the Gram stain procedure, iodine serves as a
- Question: Crystal violet is the __________ in the Gram stain.
- Question: The __________ makes use of malachite green.
- Question: The molecule that an enzyme acts upon is … as its
- Question: Pyruvic acid is a product of
- Question: In microbiology, the term growth usually refers to an increase in
- Question: Human pathogens are ….
- Question: Organisms that can grow with or without oxygen present are
- Question: Another term for the logarithmic growth of bacterial cells is
- Question: During the __________ of growth, cells are dying faster than new cells are being ….
- Question: Metabolic activity is at maximum level in the __________ of growth.
- Question: Cells are rapidly growing and dividing during the __________ of growth.
- Question: Microaerophiles are microbes that grow best at low
- Question: An acidophile thrives under conditions of low
- Question: The bacterial chromosome is
- Question: Which of the following is an example of sanitization?
- Question: Aseptic means
- Question: Which of the following is a sterilizing agent?
- Question: The process of filtration is a(n)
- Question: Which of the following is NOT a characteristic of a genus name?
- Question: Acidic dyes
- Question: All of the following are … with smear preparation Question
- Question: The Gram stain works because of differences in the __________ of bacteria.
- Question: The metabolic processes … fermentation
- Question: Which of the following is an incorrect pairing?
- Question: Who discovered penicillin?
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