Question

Tube within tube body plan is not found in
A)fish
B)earthworm
C)human
D)porifera​

Answer 1

Porifera is the correct answer

Hope it helps you!!!

Answer 2

Explanation:

fish earthworm human has tube within a tube they have separate holes for eating and Popping

but sponges they have just one hole . glad I have tube within a tube