This image depicts the chemical structure of cytosine. It shows a hexagonal ring with nitrogen atoms at positions 1 and 3, and a primary amine group attached to carbon 4. The two remaining positions ...
Chemical structure of guanine, showing its double-ring purine structure and the functional groups involved in hydrogen bonding with cytosine. (Image: Public Domain) Guanine has the chemical formula ...
NEB challenged claims in five of the eight patents that biomodal asserted against it. These patents related to (1) methods to deliver a nucleic acid sequence, enzyme, or fragment, to oxidize ...