Small self-cleaving ribozymes catalyse the same reversible phosphodiester-cleavage reaction, but can adopt different structures and use distinct catalytic strategies. These catalytic RNAs do not ...

IN work directed toward the separation of several volatile 2-halogenated carboxylic acids by paper chromatography, it was found desirable to develop these acids, not, as is usually the case, in the ...

Acids are chemical compounds that will ionize in water having a hydrogen ion (H+) active greater than that of water. Acids can give up a proton and they are of two types, it is strong acids and weak ...