cytosine
(sī′tō-sĭn )
To hear audio pronunciation of this topic, purchase a subscription or log in.
C4H5N3O; a pyrimidine base that is part of DNA and RNA. In DNA it is paired with guanine.There's more to see -- the rest of this topic is available only to subscribers.
© 2000–2025 Unbound Medicine, Inc. All rights reserved