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A mollusk respires through structures called ctenidia (gills), which are housed in the mantle cavity of most mollusks. The mantle cavity is a space between the mollusk's main body and its mantle, an organ with numerous important functions, including shell creation and osmoregulation.
in the respiratory system.
in the respiratory system.
There are seven classes of mollusks. These are Gastropoda, Bivalvia, Polyplacophora, Scaphopoda, Cephalopoda, Aplocophora, and Monoplacophora.
The mantle of the mollusk helps it protect its delecate skull and grows and shrinks when detectiong danger. The mantle also grows when sexually urged by female mollusks and the mollusk with the largest mantle wins over its mate.
Lobsters, are in fact, arthropods. Arthropods must have segmented body pieces and have an exoskeleton. While it may be true that that lobsters have shells, it does not have the mantle cavity that confirms that it is a mollusk.
No, a turtle is a reptile.
no a bee isn't a mollusk.
The mollusc (or mollusk) shell is typically a calcareous exoskeleton which encloses, supports and protects the soft parts of an animal in the phylum Molluscae, like snails, clams, tusk shells, and several other classes.
Vertebrates have spinal cords. Mollusks and arthropods do not.
A rock is not a mollusk
The radula (or some form of the radula) is found in all classes of mollusks except bivalves (organisms with two shells such as clams).