Which of the following statements best describes the term synapomorphy?
A)A trait that is shared by more than one monophyletic group.
B)A trait common in a single monophyletic group,but not generally found outside of that group.
C)The state of having several traits in common with different monophyletic groups.
D)A trait that evolved in several different monophyletic groups simultaneously.

Question

Quizplus · Accepted Answer

Synapomorphy refers to a trait that is present in a common ancestor of a particular monophyletic group and is then passed down to all members of that group. Therefore, it is a trait that is common in a single monophyletic group, but not generally found outside of that group.

Which of the Following Statements Best Describes the Term Synapomorphy