A small number of RBCs are normally present in urine and usually result in a negative chemical test. An increased amount of hemoglobin and/or increased number of RBCs are detected as a positive chemical test result.
gigahertz. n, pl-hertz. 1. (Units) a unit of frequency equal to 10 9 hertz. Symbol: GHz.
Mobile technology refers to any type of electrical or electronic operation that is accomplished without the use of a hard wired connection. True False 13. Wireless means the technology can travel with the user, but it is not necessarily in real-time.