Methyl red is added to a culture to test for acetyl methyl carbinol.

False

Indole may be attacked and degraded to other products during prolonged incubation of a culture.

True

Kovac's reagent must be added to MR-VP medium to detect the resultsof the Vogues-Proskauer test.

False

E. coli can use sodium citrate as its sole source of carbon and energy.

False

A color change of innoculated Simmons citrate agar from green to blue constitutes a positive test for citrate utlizaton.

True