This document discusses how analog voice signals are measured, the units used, and the points of reference used when you measure. The quality of a transmission system is defined by the difference between spoken voice at one end and reproduced voice at the other end.
Deforest is a great choice for parents looking for a more unique name. An auspicious name, it is one that will be admired. A creative name, that may be just right for you. Deforest falls into the tree name category.
Active transport (def) is a process whereby the cell uses both transport proteins and metabolic energy to transport substances across the membrane against the concentration gradient. In this way, active transport allows cells to accumulate needed substances even when the concentration is lower outside.