Black has represented hardships as well as strength for overcoming those hardships, and gold is for the sun shining on Jamaica. History of the Jamaican Flag. After gaining independence from the British West Indies in 1962, Jamaica launched a national competition to find the design for their new national flag. Of many designs submitted, the gold saltire, or X, beat out various striped flags in the same color scheme.
Detective quantum efficiency. The detective quantum efficiency (often abbreviated as DQE) is a measure of the combined effects of the signal (related to image contrast) and noise performance of an imaging system, generally expressed as a function of spatial frequency.
Xeroderma pigmentosum, which is commonly known as XP, is an inherited condition characterized by an extreme sensitivity to ultraviolet (UV) rays from sunlight.nherited abnormalities in the NER-related genes prevent cells from carrying out one or more of these steps. The POLH gene also plays a role in protecting cells from UV-induced DNA damage, although it is not involved in NER; mutations in this gene cause the variant type of xeroderma pigmentosum.