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Do mollusks have tube feet?
No, mollusks do not have tube feet. Tube feet are a feature of echinoderms, such as sea stars and sea urchins, which they use for locomotion and feeding. Mollusks typically have a muscular foot for movement instead.
How do echinoderms use their endoskeleton like an exoskeleton?
Echinoderms, such as sea stars and sea urchins, have an endoskeleton made of hard plates called ossicles that lie inside their bodies. Although this endoskeleton is internal, it functions similarly to an exoskeleton by providing support and protection. It allows echinoderms to control their body shape and movement, just like an exoskeleton does for other invertebrates.
What four purpose of an echinoderms water vascular system?
respiration, circulation, movement, and feeding
How do echinoderms use their tube feet?
Echinoderms use their tube feet by using their water vascular system, so their tube feet are basically controlled by a water pressure system. Tube feet are adapted to a different uses in the groups of echinoderms by being able to use their tube feet to attach to objects as well as for protection and the gaining their nutrients.
What group does the starfish belong to?
Urchins because they both cling to rocks members of the urchins are barnacles starfish urchins the spiked
What kingdom are echinoderms in?
Echinoderms are in the Animalia kingdom.
What is the scientific name for Echinoderms?
The scientific name for Echinoderms is Echinodermata.
What phylum do echinoderms belong to?
Echinoderms belong to the phylum Echinodermata.
What is the difference between arthropod and echinoderms?
Arthropods and echinoderms are two distinct groups of invertebrates. Arthropods, such as insects, spiders, and crustaceans, have segmented bodies, exoskeletons made of chitin, and jointed appendages. In contrast, echinoderms, which include starfish, sea urchins, and sea cucumbers, possess a radial symmetry, a calcareous endoskeleton, and a water vascular system for movement and feeding. Additionally, arthropods are primarily found in terrestrial and aquatic environments, while echinoderms are exclusively marine organisms.
What is the structure and function of an endo skeleton in echinoderms?
Echinoderms possess a unique endoskeleton composed primarily of calcareous plates or ossicles, which are embedded within their mesodermal tissue. This endoskeleton provides structural support and protection while allowing for flexibility and movement, particularly through the use of tube feet. The ossicles can vary in size and shape, contributing to the diverse forms of echinoderms such as sea stars, sea urchins, and sea cucumbers. Additionally, the endoskeleton plays a role in locomotion and defense against predators.
Echinoderms are parasitic or not?
As of yet, there is no known species of parasitic echinoderms.
Do echinoderms live in salt water?
Yes Eventually echinoderms do live in water.
