Experiment 15 in and Investigation 8 in both use DL-DOPA and DL-Tyrosine as reagents. Both reagents can be purchased through Sigma � Aldrich http://www.sigmaaldrich.com/united-states.html). DL-DOPA,......
You can easily reverse the reporting direction of the using the data-collection software. This is very useful for comparing joint activity from left and right......