What is a synapomorphy?
A. A character shared by the descendants of a shared common ancestor, distinguishing them from other groups
B. A character present in an ancestor, and in only one of its descendant groups
C. A character present in two different, unrelated lineages
D. A character present in an ancestor, but not in any of its descendants
Ans: A. A character shared by the descendants of a shared common ancestor, distinguishing them from other groups
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