Which of the following BEST describes which chordate characteristic(s) lancelets retain as adults?
A) pharyngeal gill slits
B) notochord
C) dorsal nerve cord
D) post-anal tail
E) notochord, dorsal nerve cord, post-anal tail, and pharyngeal gill slits
Correct Answer:
Verified
Q2: Lancelets live in:
A)the sea.
B)sulfur springs.
C)fresh water.
D)deserts.
E)treetops.
Q3: The notochord:
A)forms the nerve cord in an
Q4: What is the function of the vertebral
Q5: How does the nerve cord of chordates
Q6: What characteristic of hagfishes differentiates them from
Q8: Which of the following is present in
Q9: The discovery of a coelacanth in South
Q10: Which characteristic differentiates hagfishes from other craniates?
A)skeletal
Q11: Which of the following has a ventral
Q12: Larval sea squirts:
A)live in fresh water.
B)display all
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