Which of the following character states would be MOST helpful in identifying sister groups?
A)character states that occur only within a single species
B)character states that occur in all descendants of a distant common ancestor
C)homologies that are only found in some, but not all, the members of a single group
D)analogies found in organisms belonging to different groups, and which do not share a common ancestor

Question

Quizplus · Accepted Answer

Character states that are homologies found in some, but not all, members of a single group (synapomorphies) are useful for identifying sister groups as they indicate shared derived traits from a common ancestor.

Which of the Following Character States Would Be MOST Helpful