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What is motility agar




1) What is motility agar?;A) A selective solid plate media that is streaked for isolation and motility is indicated by growth;B) A liquid broth that is inoculated and changes color if the bacteria is non-motile;C) A solid slant that is streaked only on top and motility is indicated by spread of color;D) A semisolid media that is stabbed to the bottom and motility is indicated by the spread of color.;2) Which of the following is a reason why your non-motile bacteria on your hanging drop slide may appear to be moving?;A) Because the bacteria have mutated to produce flagella;B) Because the bacteria have produced endospores;C) Because we are having an earthquake.;D) Because of Brownian motion, or vibration caused by water molecules.;3) What is GYE media?;A) Nutrient rich media that bacteria will swim toward;B) Differential media that will turn yellow when a motile bacteria is grown on it.;C) Selective media that will only grow motile bacteria;D) Nutrient poor media that bacteria will swim away from;4) Which of the following species should NOT be able to ?jump the bridge? in the chemotaxis experiment;A) Pseudomonas aeruginosa;B) Escherichia coli (wild-type strain);C) Proteus mirabilis;D) Staphylococcus epidermidis;5) Which of the following bacteria are motile because of the presence of a single polar flagella?;A) Staphylococcus epidermidis;B) Pseudomonas aeruginosa;C) Proteus mirabilis;D) Rhodospirillum rubrum


Paper#17974 | Written in 18-Jul-2015

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