AP Biologymediummcq1 pt
A shared derived character is
A.a derived character shared by members of a clade relative to an outgroup
B.a trait inherited from a distant universal ancestor
C.a trait that evolved convergently
D.any trait present in fossils
Explanation
Core Concept
A shared derived character, or synapomorphy, is a trait that evolved in the common ancestor of a clade and is shared by its descendants relative to the comparison outgroup. Such characters help identify branching relationships in phylogenetic analyses.
Correct Answer
Aa derived character shared by members of a clade relative to an outgroup
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