What is the function of the vertebral column?
A) Provide weight in aquatic life-forms
B) Limit muscle attachments
C) Tear and crush food
D) Protect the nerve cord
E) Help increase the metabolic rate
Correct Answer:
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Q13: Lancelets live in
A) sulfur springs.
B) the sea.
C)
Q14: At some stage of the life cycle,
Q15: The discovery of a coelacanth in South
Q16: Which of the following features is absent
Q17: In vertebrates, the analogous structure to the
Q19: Which of the following is present in
Q20: What characteristic of hagfishes differentiates them from
Q21: Parasitic lampreys have
A) radial proportions.
B) sucker-like mouths
Q22: What is the advantage of paired appendages?
A)
Q23: Chondrichthyes includes
A) lampreys.
B) whales.
C) all fishes.
D) sharks.
E)
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