Transform Boundaries The final type of boundary is one where the two plates slide against each other in a sideways motion. These boundaries between plates is referred to as transform boundaries.
The three regions of the body of the Mollusk are the head-foot, the visceral mass, and the mantle-shell.
in mollusks the heart and organs for digestion, excretion, and reproduction are found in this body region visceral mass the octopus, squid, and chambered nautilus belong to this group of mollusks