Cnidarians are the only animal phylum to display ________, meaning that their bodies can be divided any way through the center point to yield two even halves. all other adult animals display _______, meaning that their bodies can be only sliced lengthwise through the midline to produce two even halves.
Fill in the blank(s) with the appropriate word(s).
Answer:
a. radial symmetry
b. bilateral symmetry
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