According to the phylogeny tree, which phylum of organisms are most closely related to chordates?
d
cnidaria
nematoda
porifera
platyhelminthes
annelida
echinodermata
mollusca
arthropoda
chordata
worms spiders
sponges Jeytist atworms round worms mollusks segmented insects
backbone
segmentation
endoskeleton
coelom
body cavity
bilateral symmetry
tissues
multicellularity
Ancestral Protist