Campososhandiepearlidn
Answered

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what are the characteristics of the echinoderms​

Sagot :

Rojmejorada01idn

Answer:

Characteristics of Echinodermata

.They have a star-like appearance and are spherical or elongated.

.They are exclusively marine animals.

.The organisms are spiny-skinned.

.They exhibit organ level of organization.

.They are triploblastic and have a coelomic cavity.

.The skeleton is made up of calcium carbonate.

Explanation:

Rawrr48idn

★ANSWER★

»»Summary:

1.)Echinoderms show radial symmetry and have an endoskeleton and a unique water vascular system. Some have spines.

2.)Echinoderms generally reproduce by external fertilization; regeneration is fairly common among echinoderms.

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