what are immobile?
critical organs all matter land mammals adult humans gastropod shells adult sponges water molecules an organism's body
A B C D E F G H
Sessile Attached permanently, immobile.
adult sponges are immobile
what are immobile? (A) critical organs (B) all matter (C) land mammals (D) adult humans (E) gastropod shells (F) adult sponges (G) water molecules (H) an organism's body