Based on the tree shown, which statement is false?
A) The animal kingdom is monophyletic.
B) Acoelomate flatworms are more closely related to echinoderms than to annelids.
C) Sponges are basal animals.
D) Bilaterians form a clade.

Question

Based on the tree shown, which statement is false?
A) The animal kingdom is monophyletic. 
B) Acoelomate flatworms are more closely related to echinoderms than to annelids. 
C) Sponges are basal animals. 
D) Bilaterians form a clade.

Quizplus · Accepted Answer

Acoelomate flatworms are more closely related to annelids than to echinoderms. Therefore, statement B is false. The other statements are true: A) The animal kingdom is monophyletic, meaning that all animals share a common ancestor. C) Sponges are basal animals, meaning that they are the most primitive group of animals. D) Bilaterians form a clade, which includes all animals with bilateral symmetry.

Based on the Tree Shown, Which Statement Is False