Sponges have specialized work horse that produce a constant flow of what to the sponge?
cells mucus oxygen lymph water Sperm tissue Blood
A B C D E F G H
Collar cells produce a constant flow of water into the sponge.
sponges have specialized work horses that produce constant flow of water to the sponge.
Sponges have specialized work horse that produce a constant flow of what to the sponge? (A) cells (B) mucus (C) oxygen (D) lymph (E) water (F) Sperm (G) tissue (H) Blood