1. EMB agar uses lactose and two dyes that allow it to… Sh

1. EMB agar uses lactose and two dyes that allow it to… Show more Are the following selective or differential? 1. EMB agar uses lactose and two dyes that allow it to be ______ between the blue-black colonies of E. coli and the pinkish colonies of all other enteric bacteria. 2. An agar that uses the dye in crystal violet agar suppresses the growth of Gram-positive bacteria. This agar would be considered _____ . 3. An agar that allows for the distinction of bacteria based on metabolism would be considered _____ . 4. An agar that uses a high salt concentration to limit the growth of one type of bacteria over another would be considered selective _____. 5. Bile salts in MacConkey agar allow for the agar to be _____ for the growth of enteric Gram-negative bacteria over Gram-positive bacteria. 6. A blood agar plate contains sheep red blood cells and allows for the determination of hemolytic capabilities for all bacteria that grow on the agar. This would make this type of agar _____ . 7. The _____ aspect of MacConkey agar allows for the determination of which bacteria are lactose fermenters and which are not. 8. If an agar contains a dye or pH indicator in the presence of a sugar, it is generally considered _____ for those bacteria that may ferment the sugar over those that cannot. • Show less

                                                                                                                                  Order Now

Place Order