Deuterostomes evolved during the ____ eon.
A) Cambrian
B) Proterozoic
C) Paleozoic
D) Cenozoic
E) Devonian
Correct Answer:
Verified
Q4: All echinoderms are found:
A) in marine habitats.
B)
Q6: Echinoderms are unique because:
A) their larvae are
Q7: The most unique feature of the echinoderms
Q11: One characteristic of the class Holothuroidea is
Q12: Which characteristic best describes vertebrates?
A) vertebral column
B)
Q12: Which class of echinoderms has the greatest
Q13: Adult tunicates resemble _and are _.
A) eels;
Q15: Lancelets are:
A) carnivores.
B) filter feeders.
C) parasites.
D) herbivores.
E)
Q17: The most closely related animal to vertebrates
Q18: Class _ includes mostly extinct species and
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