Scientists find donut-shaped structure of enzyme involved in energy metabolism
Tuesday, February 16, 2010 - 11:42
in Physics & Chemistry
If subway terminals didn't exist and people had to exit subway stations to switch subway lines, transit time would increase. People also may encounter distractions, such as grabbing a cup of coffee, instead of getting on the other line. Molecules also use "terminals" to save transit time during enzyme-catalyzed processes.