Zebrafish therefore use different molecular mechanisms to distinguish water flow direction.» (sciencedaily.com)
«It's not one big change in the genome of this fish, but lots of different molecular mechanisms used to achieve this amazing adaptation and speciation,» said Federica. (scientistlive.com)
In a 2007 study of mice, researchers from the University of Texas, Harvard, and Cornell found that «the ability to adapt to stress is driven by a distinctly different molecular mechanism than is the tendency to be overwhelmed by stress.» (edutopia.org)