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book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

Edition 8ISBN: 978-0073028200
book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

Edition 8ISBN: 978-0073028200
Exercise 36
Which is the only class of echinoderms where the oral surface is not oriented to the substrate?
A) Asteroidea.
B) Ophiuroidea.
C) Holothuroidea
D) Crinoidea.
E) Echinoidea.
Explanation
Verified
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Zoology 8th Edition by Stephen Miller,John Harley
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