The National Center for Biotechnology Information (NCBI) is located in Bethesda, Maryland and was founded in 1988. The NCBI houses genomesequencing data and an index of biomedical research articles, as well as other information relevant to biotechnology.
... the urethra is a tube that connects the urinary bladder to the outside of the body. The urethra has an excretory function in both sexes, to pass urine to the outside, and ...