Every node in a phylogenetic tree represents a(n)________.
A) common ancestor
B) extinction event
C) transitional form
D) sister species

Name: Every node in a phylogenetic tree represents a(n)________. A) common ancestor B) extinction event C) transitional form D) sister species
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Each node in a phylogenetic tree represents a common ancestor, which means that all the species branching out from that node share a past ancestor.

Every Node in a Phylogenetic Tree Represents A(n)________