an class="glosstext" id="POPUP36711" style="display: none;"> The branching pattern of a tree is its topology.</span> as the active tree, where MEGA 
 estimates local clock rates and divergence times for all branching points 
 in the tree using the RelTime (see <u><a href="Tamura_et_al_2012.htm" 
											 style="color: #007fbf; font-family: Arial, sans-serif; 
											 font-size: 12pt;">Tamura et 
 al. 2012</a></u><span style="display: none;">Tamura_et_al_2012</span>) 
 method. When using this tool, al