Selective Media Word Scramble
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| Question | Answer |
| What is TSAYE agar composed of? | Casein, soy peptones (supply amino acids), NaCl, agar |
| T or F: TSAYE is considered a selective media. | False |
| What is MOX agar composed of? | Peptones, beef heart extract, NaCl, agar, Listeria hydrolized esculin, lithium chloride, antimicrobials |
| MOX agar selects for ______. | Listeria |
| What is the purpose of NaCl in agar? | Maintains osmotic balance |
| Xylose is fermented by all _____ bacteria. | enteric |
| XLD agar allows differentiation of _____ and _____. | Shigella, Salmonella |
| What component of XLD agar differentiates for Salmonella? | Lysine |
| XLD is considered _____ media. | selective |
| XLD inhbits gram ____ bacteria. | positive |
| What component of XLD media is responsible for the black centers present with growth? | H2S indicator - sodium thiosulfate, ferric ammonium citrate |
| T or F: E.coli O157:H7 does not ferment sorbitol. | True |
| What color do non-pathogenic strains of E.coli appear on CT-SMAC media? | pink/red |
| Cefixime in CT-SMAC agar inhibits ____ spp. | Proteus |
| MOX agar is considered _____ media. | differential |
| CT-SMAC is considered _____ media. | selective |
| Rainbow agar selects for which microorganism? | E. coli |
| Define selective media. | Allows the growth of some organisms while inhibiting the growth of others. |
| Define differential media. | Differentiates closely related organisms based on biochemical characteristics. |
| Rainbow agar is considered ____ media. | selective |
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goberoi
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