A notochord is
A) a strip of cartilage that forms a back and tail in all vertebrates.
B) a stiff ventral supporting rod.
C) replaced by the nerve cord during development.
D) a stiff dorsal supporting rod that is replaced by the vertebral column during development.
E) All of the choices are correct.
Correct Answer:
Verified
Q1: The following are differences between amphibians and
Q2: Which of the following statements best describes
Q3: Which feature would have given the jawed
Q4: All of the following are characteristics of
Q6: Which of these is NOT one of
Q7: Which of the following features are shared
Q8: Which feature is found in the bony
Q9: Amphibians evolved from
A)darters.
B)sharks.
C)bass and bluegill.
D)sturgeon and catfish.
E)lobe-finned
Q10: Which of these characteristics is NOT found
Q11: In some chordates,the _ is (are)replaced by
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