MicrobiologyLab45 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
True or false: A single antibiotic is usually toxic to both prokaryotes and eukaryotes. | False. |
An antibiotic is usually effective in ________ doses. | small |
Standard strains of bacteria are used as ________ in the Kirby-Bauer method. | controls |
If the zone size with the standard strain varies, it often means the test was performed ________ than it should have been. | differently or with less caution |
Antiseptics and antibiotics are | different |
The name of the standardized test for antibiotic sensitivity is the ________ disk test. | Kirby-Bauer |
Name four factors that may affect the diameter of the inhibitory zone in any particular test: | Amount of inoculate, Composition of medium, Solubility of test agent, Volume of medium |
The name of the medium used in this test is ________ ________ agar. | Mueller Hinton |
Name the three microbial genera responsible for producing most antibiotics: | Penicillium, Streptomycin, Bacillus |
Explain why Sacharomyces cerevisiae was not affected by the antibiotics. | Sacharomyces cerevisiae is a type of baker's yeast; a eukariotic organism. Antibiotics target prokaryotes. |
Created by:
NeuroHeart
Popular Biology sets