In chordates, the _______ is composed of a core of large cells with turgid, fluid-filled vacuoles, which make it rigid but flexible.
A) vertebral column
B) hollow dorsal nerve cord
C) segmented muscle
D) pharynx
E) notochord
Correct Answer:
Verified
Q152: Refer to the figure. Q153: _ use their tube feet to capture Q154: A sea star feeding on a living Q155: Refer to the figure showing an acorn Q156: The tube feet of sea cucumbers Q158: The chordates Q159: The hemichordates consist of Q160: The tube feet of _ are covered Q161: Which chordate features in the sea squirt Q162: Hagfishes differ from lampreys in that
A) are
A) all have bony backbones.
B) include
A) tunicates and acorn
A) lampreys
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