The name Urochordata means literally
A) "tail chordates."
B) "head chordates."
C) "kidney chordates."
D) "tunic chordates."
E) "larval swimmer."
Correct Answer:
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Q11: All chordates have
A)a single,dorsal,tubular,nerve cord.
B)a ventral heart.
C)pharyngeal
Q12: One example of why a cladist is
Q13: Appendicularians
A)are sexually mature individuals that have retained
Q14: Organisms that retain the larval form of
Q15: A dorsal tubular nerve cord is
A)another name
Q17: The phylum Urochordata includes the classes
A)Ascidiacea,Cephalaspidomorphi,and Myxini.
B)Appendicularia,Cephalochordacea,and
Q18: The perforated pharynx of chordates first evolved
Q19: A notochord is most correctly defined as
A)a
Q20: Salps in the class Thalacea
A)are barrel-shaped open-ocean
Q21: The urochordates are enclosed in a nonliving
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