Multiple Choice
Which characteristic(s) is (are) shared by both cnidarians and flatworms?
A) dorsoventrally flattened bodies
B) true muscle
C) radial symmetry
D) a digestive system with a single opening
E) two of these
Correct Answer:

Verified
Correct Answer:
Verified
Q79: What would be the most effective method
Q80: Aside from the density of dinoflagellates in
Q81: Humans most frequently acquire trichinosis by<br>A) having
Q82: A natural predator of the crown-of-thorns sea
Q83: Which phylum is characterized by animals that
Q85: How many of the following are characteristics
Q86: The organ(s)of respiratory gas exchange in oligochaetes
Q87: What distinguishes complete metamorphosis from incomplete metamorphosis
Q88: In a tide pool, a student encounters
Q89: An elementary school science teacher decided to