In all chordates, the notochord:
A) appears only in adults.
B) appears at least during early stages of development.
C) may or may not appear at all; it is not found in all chordates.
D) appears only during early stages of development.
E) is found throughout the life cycle.
Correct Answer:
Verified
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
Q14: In vertebrates, the notochord is replaced by:
A)jaws.
B)a
Q15: At some stage of the life cycle,
Q16: The great size and mobility of the
Q17: Which of the following features is absent
Q18: _ have a dorsal nerve cord.
A)Sharks
B)Bugs
C)Starfishes
D)Leeches
E)Earthworms
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