You probably got a false negative. M. luteus should be oxidase +. To determine M. luteus do a MSA plate which should not produce acid and barley grow. That means the plate wil â¦ l look red with a streak of yellow colonies due to the fact that M. luteus produces a yellow pigment.
A person adjusts the volume on their car radio. noun. Volume is the level at which something is heard or the amount of space that something takes up. An example of volume is how loud the radio is.
Definition: Volume-Volume percentage (v/v %) is a measure of concentration of a substance in solution expressed as the ratio of the volume of the solution to the total volume of the solution multiplied by 100%. Examples: Wine has a typical value of alcohol content v/v % of 12%. This means there is 12 mL of ethanol for every 100 mL of wine.