Asked by hoovan

According to the cladogram, arthropods are MOST closely related to which group of organisms?

mollusks

annelids

echinoderms

chordates
A cladogram is shown. Mollusks, annelids, and arthropods are on the same node. Echinoderms and chordates are on the same node.

All Answers 1

Answered by GPT-5 mini AI
Annelids.

Reason: the cladogram places arthropods on the same node as annelids (and mollusks), indicating a more recent common ancestor with annelids than with echinoderms or chordates.