Short Answer
Vertebrates have a jointed dorsal _______, which replaced the notochord as their primary support.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q147: In the not-too-distant past, the idea that
Q148: Which of the following groups has a
Q149: Which group of organisms is associated with
Q150: Refer to the figure showing an acorn
Q151: The cartilaginous fishes control their movement with
Q153: Lungfishes were important shallow-water predators during the
Q154: Amphibians are dependent on water and moist
Q155: What advantage did the evolution of a
Q156: How do hemichordates and echinoderms differ in
Q157: The term "cyclostome" means "circle mouth." The