Antimicrobial Assay Worksheet Review the image and refer to Ch. 26 of Brock Biology of Microorganisms to answer the following questions. Adapted from The National Oceanic and Atmospheric Administration‚ by Islands in the Sea‚ 2002. Answer the following in 100 to 200 words each What does this picture represent To what is the area around the disks proportional Which letter disk has the least potent antibiotic Why Which has the most How do you know Refer to Figure 26.10 of Brock Biology of Microorganisms
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DIFFUSION= The movement of atoms or molecules from an area of higher concentration to an area of lower concentration. Atoms and small molecules can move across a cell membrane by diffusion. OSMOSIS= Diffusion of fluid through a semipermeable membrane from a solution with a low solute concentration to a solution with a higher solute concentration until there is an equal concentration of fluid on both sides of the membrane. SELECTIVE PERMEABLE MEMBRANE=a membrane (as a cell membrane) that allows
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General Biology In Class Quiz - Chapter 5 10 points 1. Explain the difference between chromatin‚ chromosome‚ nucleosome and histones. Chromatin- is the combination of DNA‚ histone‚ and other proteins that make up chromosomes. Chromosome- is minimally very long continuous piece of DNA which contains many genes regulatory elements and other intervening nucleotide sequences. Nucleosome- is considered to be one of the most stable particles in the DNA that helps in the compacting and transcripting
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View Attempt 3 of 4 Title: Quiz 2 Started: April 19‚ 2009 10:20 PM Submitted: April 19‚ 2009 10:25 PM Time spent: 00:04:03 Total score: 30/30 = 100% Total score adjusted by 0.0 Maximum possible score: 30 1. What term describes a harmless noncancerous or precancerous tumor? Student Response Value A. malignant B. benign 100% C. metastatic D. lymphatic E. carcinogenic Score: 1/1 2. What is the name of the process by which cancer cells break off of tumors and spread to
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A+ quiz When you are discussing the memory capacity of a memory module‚ the capacity is specified in C.Bytes Explanation Memory module capacities are typically specified in an a-by-b format. Under this format‚ the capacity of the device (in bytes) is derived by multiplying the two numbers and then dividing by eight (or nine for memory modules with parity chips). How many devices can a single USB hub support? C.127(Missed) Explanation The universal serial bus (USB) is a high-speed serial interface
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POL 201 WEEK 1- 4 QUIZES AND ANSWERS Grading Summary These are the automatically computed results of your exam. Grades for essay questions‚ and comments from your instructor‚ are in the "Details" section below. Date Taken: 9/22/2013 Time Spent: 38 min ‚ 33 secs Points Received: 6 / 10 (60%) Question Type: # Of Questions: # Correct: Multiple Choice 10 6 Grade Details - All Questions 1. Question : Under John Stuart Mill’s “harm principle‚” government may regulate private activities Student
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1. What is the difference between a bactericide and something that is bacteriostatic? Bactericidal- Drug that kills bacteria Bacteriosstatic- Drug that limits or slows the growth of bacteria a. What is a germicide? An agent that kills germs‚ especially pathogenic microorganisms; a disinfectant. Explain the realm of microbiology and the type of organism‚ which one would expect to study. The realm of microbiology is
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Origin of Life 1. The four stages of hypothesis for the origin of life on Earth by chemical evolution is * Abiotic synthesis of small organic molecules * The joining of small molecules into macromolecules * Packaging of these molecules into protobionts * The origin of self replicating molecules that made inheritance possible. 2. A.I. Oparin‚ and J.B.S. Haldane hypothesized a reducing environment. Stanley Miller and Harold Urey did lab experiments that showed that the abiotic
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| |PA 201 – Mid-Term Exam Question Pool | | | | | |Multiple Choice: | | |
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Department of Sociology Sociology 201 Second Examination Prep Questions 1. True or False? The theory of primordialism in your text is the same as the biological theory of racial crime by van den Berghe that we discussed in class. A. True. B. False. 2. The petite bourgeoisie to Marx is the _____ to Wright. A. Bourgeoisie. B. Proletariat. C. Managerial class. D. Small business owners. E. Lumpenproletariat. 3. According to Matthews‚ the _____ is the most likely to be happy
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