Which of the following best describes which chordate characteristics lancelets retain as adults?
A) Dorsal nerve cord, jaws, limbs, and lobed fins
B) Post- anal tail, hair, jaws, and amniotic egg
C) Notochord, dorsal nerve cord, post- anal tail, and pharyngeal gill slits
D) Notochord, lobed fins, and jaws
E) Pharyngeal gill slits, limbs, and lobed fins
Correct Answer:
Verified
Q1: The notochord
A) develops from the pharyngeal gill
Q2: have a dorsal nerve cord.
A) Starfishes
B) Bugs
C)
Q3: How does the nerve cord of chordates
Q4: The earliest vertebrates lacked
A) a notochord.
B) brains.
C)
Q6: What is the function of the vertebral
Q7: In vertebrates, the analogous structure to the
Q8: The great size and mobility of the
Q10: The discovery of a coelacanth in South
Q11: Which of the following is present in
Q13: Lancelets live in
A) sulfur springs.
B) the sea.
C)
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