In fact, most of Dubaiâs economy is centered on money or conspicuous consumption. Although the city boasts scenic coastline and a desert oasis, there is little to do outside of spending money in large shopping centers or on expensive outings, such as day-trips on yachts or renting a helicopter.
Thalidomide was originally developed to treat morning sickness in pregnant women. Its use was stopped because it was found to cause birth defects. Thalidomide is now used as a treatment for cancer but it must not be taken in pregnancy.halidomide was originally developed to treat morning sickness in pregnant women. Its use was stopped because it was found to cause birth defects. Thalidomide is now used as a treatment for cancer but it must not be taken in pregnancy.
pBR322 was one of the first plasmids used for the purpose of cloning. It contains genes for the resistance to tetracycline and ampicillin. Insertion of the DNA at specific restriction sites can inactivate the gene for tetracycline (an effect known as an insertional inactivation) or ampicillin resistance.owever, plasmids are not limited to bacteria; they are also present in some eukaryotes (e.g., circular, nuclear plasmids in Dictyostelium purpureum). A plasmid is a circular, double stranded DNA that is usually found in bacteria (however it does occur in both eukarya and prokarya).