Multiple Choice
Which of the following statements are CORRECT?
A) Annelids, arthropods and molluscs have an internal body cavity, the coelom which develops between the inner and outer layers of the mesoderm.
B) Nematodes have a body cavity that develops from the blastocoel and so is not a true coelom.
C) DNA evidence of phylogeny indicates that molluscs and annelids are related on one evolutionary branch, the Lophotrochozoa.
D) Molluscs and nematodes are non-segmented animals.
E) All of these statements are correct.
Correct Answer:
Verified
Correct Answer:
Verified
Q35: Nematodes are classified separately from the coelomate
Q36: The following is a description of an
Q37: Which of the following classes of annelids
Q38: Locomotion in nematodes is achieved by<br>A) antagonistic
Q39: Studies using DNA sequences suggest that the
Q40: The function of the clitellum in clitellate
Q41: Leeches<br>A) lack a clitellum.<br>B) feed only on
Q43: The radula is<br>A) the toothed tongue of
Q44: Most bivalves<br>A) use cilia on their gills
Q45: Nematodes<br>A) are small non-segmented round worms most