Shared derived traits
A) are shared only by common ancestors.
B) are shared by all organisms on the cladogram.
C) are found within members of the outgroup.
D) are homologies found only in certain members of the ingroup.
E) are homologies found between the ingroup and the outgroup.

Question

Quizplus · Accepted Answer

Shared derived traits, or synapomorphies, are specific homologous traits that are shared by members of a particular group (the ingroup) but not found in more distant ancestors or the outgroup. This makes them useful for determining evolutionary relationships within the ingroup.

Shared Derived Traits