Because of a lapse in government funding, the information on this
website may not be up to date, transactions submitted via the website
may not be processed, and the agency may not be able to respond to
inquiries until appropriations are enacted.
The NIH Clinical Center (the research hospital of NIH) is open. For more
details about its operating status, please visit
cc.nih.gov.
Updates regarding government operating status and resumption of normal
operations can be found at opm.gov.
Ribonucleic acid (RNA) has a sugar-phosphate backbone and the bases adenine (A), cytosine (C), guanine (G), and uracil (U). See image 2555 for a labeled version of this illustration. Featured in The New Genetics.
National Institute of
