239 W Main St, Richmond, KY 40475 1 859 623 1000 info@richmond.ky.us Justice, Education, Industry. The City of Richmond was founded in 1798 by Colonel John Miller, a Revolutionary War soldier. According to tradition, Miller was attracted to the area by the good spring water and friendly Native Americans.
A microgram is a metric unit of mass that is equal to one thousandth of a milligram (mg). In other words, a microgram is one thousand times smaller than a milligram. Micrograms are a million times smaller than grams (g); one gram is equal to one million micrograms. A microgram is one of the smallest units of mass that is used. Many medications are prescribed using micrograms as their unit of measurement.
A microarray is a sequence of dots of DNA, protein, or tissue arranged on an array for easy simultaneous analysis.The most famous is the DNA microarray, which plays an integral role in gene expression profiling. DNA microarray is sometimes referred to as a gene chip or DNA chip. Scientists can use DNA microarrays to study the activity of several thousand genes at the same time.