Which class of cnidarians never have a medusa stage in their life cycle?
A) Class Cubozoa
B) Class Scyphozoa
C) Class Anthozoa
D) Class Hydrozoa
E) Class Anthozoa and Class Hydrozoa
Correct Answer:
Verified
Q14: Radial symmetry is characteristic of animals that
A)
Q15: Which layer is NOT present in the
Q16: The function of a statolith in a
Q17: An independent, free-swimming, young medusa produced by
Q18: An important feature of most corals (Class
Q20: Ctenophorans are thought to be related to
Q21: Absence of a coelom in the phylum
Q22: A consequence of the absence of a
Q23: Flatworms have specialised cells for excretion called
A)
Q24: Reproduction in flatworms occurs by
A) cross-fertilisation.
B) parthenogenesis.
C)
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