Bio lab practical exam. Biology Lab Practical #1 Flashcards 2019-02-03

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Bio Lab Practical Exam Review Flashcards

bio lab practical exam

Try to answer these questions without help from notes or books. Click on any of the slides listed above on the tissue slide box image to view. Examine the following diagram of an agarose gel electrophoresis setup. How are protozoa categorized into the 4 major groups? What statement best explains why the transformation experiment failed? Click it to see your results. What is the total magnification if you were viewing a specimen using this objective lens? Definition a lower charge because less hydrogen ions stick less H+ concentration Term Permeable Definition ability of a molecule to pass through a cell's membrane Term Impermeable Definition if a molecule cannot pass through a cell's membrane Term Dependent Variable in Cell Membrane Permeability Lab Definition permeability Term Independent Variable in Cell Membrane Permeability Lab Definition size, charge, lipid solubility Term H50 Hemolysis 50 Definition time required to reach one half the maximum value indicated by the plot Term Turbid Definition mixture is cloudy Term Spectrometer Instructions on how to calibrate Definition 1. Pellissippi State is a vital institution accustomed to transformation and growth.

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Anatomy Open Lab

bio lab practical exam

Definition permeability decreases Term As size of a molecule increases. Fibrous connective tissue root sheath 9. A scientist sets up a ligation reaction using all of the products of the restriction digest and analyzes the results of the ligation at varying durations of time. The gel was not stained with ethidium bromide. With no blank in the holder turn the left knob to 0% transmittance, 100% absorption 2. The following three bands were generated by digesting a gene with a single restriction enzyme. Identity the citrate reaction---+ or -.

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Biology Lab Practical #1 Flashcards

bio lab practical exam

The next day, he is surprised that no cells grew. Then, he briefly heat shocks the mixture at forty-two degrees Celsius. This worm is a----hookworm, tapeworm, fluke, filarial worm, pinworm? You would be responsible for that material also. Is this organism + for acid production in the methyl red test? Given this information, which of the following statements are true? Which of the following statements about ethidium bromide are true? At the end of a bacterial transformation, the scientist observes the following results: no bacterial growth on any plate regardless of the transformation state of the bacteria plated. Which organism is the organism motile--left, right, or both? Praxis Biology: Biology Lab Techniques Chapter Exam Instructions Choose your answers to the questions and click 'Next' to see the next set of questions. Which of the following statements is true? Click it to see your results. Consider the following restriction enzymes and restriction sites.


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Biology Lab Practical Exam 1 Flashcards

bio lab practical exam

The following image represents the agarose gel electrophoresis results from a restriction digest experiment. Part of the pushed out cell body 6. Is this organism + or - for caseinase? Which of the following statements is true? These digital images were taken from the same skin model in lab. An experiment in which genetically modified bacteria are blue and all other bacteria are white. Is this a - or a + indole test? Name the dye used to color the spores. Give the gram stain, shape, and arrangement of this organism. When you have completed the practice exam, a green submit button will appear.

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Biology 2401: Lab PowerPoints

bio lab practical exam

Work this dilution problem, solving for the number of bacteria per ml. Consider the following transformation results. Which of the following are examples of genetically modified organisms? Definition permeability decreases Term As solute concentration increases. Which of the following gel results could not be produced by this experiment? The following image represents the agarose gel electrophoresis results from a restriction digest experiment. Basic Molecular Biology Laboratory Techniques Chapter Exam Instructions Choose your answers to the questions and click 'Next' to see the next set of questions.

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Study Guide for Laboratory Practical II

bio lab practical exam

He knows that the drug works at a concentration of 1 mM, but the dose is lethal. Determine the number of viruses per ml. What is the stain procedure that malachite green is used for? What does this nitrate test mean? The formula and Chi-Square table would be provided, but you must know how to use the formula and table. In other words, what are the 5 things that can cause evolution to occur?? Which of the following statements about ethidium bromide are true? The plasmid is inserted into a bacterial cell, so more plasmid can be produced. What is the name of the organism doing it? The reagents are named what? Exam Instructions: Choose your answers to the questions and click 'Next' to see the next set of questions. Which of the following experiments uses a selectable marker? Which of the following gel results could not be produced by this experiment? A scientist sets up a ligation reaction using all of the products of the restriction digest and analyzes the results of the ligation at varying durations of time.

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Biology Lab Practical Exam 1 Flashcards

bio lab practical exam

Which organism--left or right--is + for coagulase? The orientation of the electrodes are designated by the plus and minus signs. Which organism is + on this methylene blue lipid agar plate? Ho do expression vectors differ from other vectors? What is the reagent used? Skin Model without labels: Skin Model Key: I. At the end of a bacterial transformation, the scientist observes the following results: a lawn on both the antibiotic and non-antibiotic plates regardless of the transformation state of the bacteria plated. Which of the following is the main purpose of the origin of replication? If provided the phenotype, be able to provide the possible genotypes. Which tube is + for esculin use? If the scientist was able to conclude that the transformation was successful, which of the following statements concerning the bacteria plated and the type of growth media used are true? What is this technique---streak plate, spread plate, or pour plate? The formula and Chi-Square table would be provided, but you must know how to use the formula and table.

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Basic Molecular Biology Laboratory Techniques

bio lab practical exam

What's the difference in these 2 reactions of litmus milk held at a slanted position to see better? Be able to work simple single trait problems regarding these autosomal characteristics. Click it to see your results. This is an acidfast stain. He wishes to assay the effectiveness of the drug at lower concentrations. And, lane 3 represents the product of the restriction digest.

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