In the clade Clitellata,the larval form is
A) a trochophore.
B) absent.
C) a veliger.
D) dormant.
E) free-living.
Correct Answer:
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Q23: Clitellates may be characterized as _ with
Q24: Over the last several thousand years,leeches have
Q25: As in birds,the _ acts to grind
Q26: Clitellate reproduction may be characterized by
A)the female
Q27: The _ is a thin-walled storage area
Q29: Leeches typically lack
A)segments.
B)a digestive tract.
C)sense organs.
D)a pharynx.
E)setae.
Q30: Leeches belong to the annelid clade
A)Oligochaeta.
B)Chaetognatha.
C)Hirudinea.
D)Gnathobdellida.
E)Errantia.
Q31: The earthworms (and their relatives)and leeches are
Q32: The _ is a dorsal invagination that
Q33: Annelids convert ammonia to urea in
A)the metanephridia.
B)calciferous
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