Species A and B are sister species.Species C and D are also sister species.The lineage leading to species A and B diverged from the lineage leading to species C and D at node 1.Prior to node 1, the lineage leading to species E diverged from the lineage leading to species A, B, C, and D at node 2.Suppose a newly discovered species (species F) was determined to be the sister species of species E.Which would then be monophyletic groups?
A) Species A, B, and E
B) Species A, B, E, and F
C) Species A, B, C, and E
D) Species D, E, and F
E) None of these groups is monophyletic.

Question

Quizplus · Accepted Answer

The Answer of Species A and B are sister species.Species C and D are also sister species.The lineage leading to species A and B diverged from the lineage leading to species C and D at node 1.Prior to node 1, the lineage leading to species E diverged from the lineage leading to species A, B, C, and D at node 2.Suppose a newly discovered species (species F) was determined to be the sister species of species E.Which would then be monophyletic groups?
A) Species A, B, and E
B) Species A, B, E, and F
C) Species A, B, C, and E
D) Species D, E, and F
E) None of these groups is monophyletic.

Species a and B Are Sister Species