Question

Why are echinoderms and chordates grouped together?

Answer 1

Echinoderms and chordates are grouped together because they both are that grow radially.

Answer 2

hey mate, here is your answer...

✌✌✌✌✌✌✌✌✌✌✌

Echinoderms and chordates are grouped togetherbecause they both are deuterostomes, or animals that grow radially, have a blastopore that develops into an anus, and have indeterminate cleavage. ... The hole becomes the tail end or the anus of the echinoderm and chordate.

✌✌✌✌✌✌✌✌✌✌✌✌✌

HOPE it helps to you!!
plz mark me as brainliest answer!!