Polyvore's easy-to-use virtual styling tool lets you mix and match products from any online store to create fashion collections called sets. After you have created a set, you can publish and share it with your friends and the Polyvore community.
Cytosine (/ËsaÉªtÉËsiËn, -ËziËn, -ËsÉªn/;[2][3] C) is one of the four main bases found in DNA and RNA, along with adenine, guanine, and thymine (uracil in RNA). It is a pyrimidine derivative, with a heterocyclic aromatic ring and two substituents attached (an amine group at position 4 and a keto group at position 2).
Medical Definition of tetracycline. : a yellow crystalline broad-spectrum antibiotic that is produced by a soil actinomycete of the genus Streptomyces (S. viridifaciens) or made synthetically and that is administered chiefly in the form of its hydrochloride C22H24N2O8Â·HCl; also : any of several chemically related antibiotics (as doxycycline)