In which vertebrate lineage has the studied gene evolved most rapidly?

The Zebrafish lineage has the studied gene that  evolved most rapidly and its branch is the longest among the given lineage. Zebrafish is a tropical fresh water fish which is a popular aquirium fish commonly sold under the name zebra danio. It is important and widely used as a vertebrate model organism in research 

Reflection and absorption…depends on the reaction of the wave and the barrier in question. A barrier could cause the wave to bounce right off or it could suck it right in.