Sequence alignment In bioinformatics , a sequence alignment is a way of arranging the primary sequence s of DNA , RNA , or protein to identify regions of similarity that may be a consequence of functional, structural , or evolution ary relationships between the sequences. Aligned sequences of nucl more
Treatment of multiple sclerosis Although there is no known cure for multiple sclerosis (MS), several therapies for multiple sclerosis have proven helpful. Multiple sclerosis is a chronic inflammatory demyelinating disease that affects the central nervous system (CNS).
The most common initial more
Convention on Psychotropic Substances
The Convention on Psychotropic Substances is a United Nations treaty designed to control psychoactive drug s such as amphetamine s, barbiturate s, and psychedelics . During the 1960s, drug use increased greatly around the world, especially in Western nations. more
Influenza
Influenza, commonly known as flu, is an infectious disease of bird s and mammal s caused by RNA virus es of the family Orthomyxoviridae (the influenza viruses). In humans, common symptoms of influenza are fever , sore throat , muscle pains , severe headache , cough ing, weakness an more
Evolution
In biology , evolution is a change in the inherited traits of a population from one generation to the next. These traits are the expression of gene s that are copied and passed on to offspring during reproduction . Mutation s in these genes can produce new or altered traits, res more