The valves of brachiopods are
A) secreted by the mantle.
B) both dorsal and ventral.
C) hinged in some with a tooth-and-socket arrangement.
D) all of these
Correct Answer:
Verified
Q9: Ectoprocta
A)live in marine and freshwater habitats.
B)typically form
Q10: The lophotrochozoans are now believed to include
Q12: The lophophore contains within it an extension
Q13: Ribbon worms have a complete digestive tract.
Multiple
Q15: Because of the shape of their shells,the
Q16: The lophophore of ectoprocts is extended
A)by a
Q17: Some modern brachiopods have existed virtually unchanged
Q18: Brachiopoda
A)are called bryozoans.
B)have a mantle and two
Q19: A proposed new phylum,_ includes animals found
Q30: Resistant capsules containing germinative cells formed by
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