The few millimeters of soil surrounding plant roots may be small in scale, but they are among the most biologically and chemically active regions on ...

I was recently invited to speak to an industry group about issues affecting horses in barns. One factor that many may dismiss or not consider important is air quality. Sure, we have all been in barns ...

Enzymes catalyze nearly all of the chemical reactions that occur in biological systems. Enzymes are generally proteins but also include catalytic DNA and catalytic RNA. As effective biological ...

Enzyme mechanisms are the chemical transformations, and the steps within them, generated by enzymatic action on substrates. The mechanism of enzyme catalysis is similar in principle to other types of ...