Q: Adult sea stars have what kind of symmetry?


Read this paragraph and choose the correct option from the provided answers:

Adult sea stars and other echinoderms have obvious radial symmetry. What evidence supports the claim that echinoderms evolved from an ancestor with bilateral symmetry?.

 Choices:

- hydrological symmetry

- skeletal symmetry

- biological symmetry

- radial symmetry


A:
radial symmetry