Multiple Choice
Adult echinoderms that have radial symmetry lack
A) a head.
B) a method of movement.
C) a coelom.
D) nervous tissue.
E) a tubular gut with separate mouth and anus.
Correct Answer:
Verified
Correct Answer:
Verified
Q45: A clam is a(n)<br>A) echinoderm.<br>B) mollusk.<br>C) chordate.<br>D)
Q46: Most animal phyla are radially symmetrical.
Q47: During insect complete metamorphosis, a larva forms
Q48: What causes schistosomiasis, a devastating disease that
Q49: A jointed exoskeleton is a characteristic of_
Q51: An animal whose body cavity is completely
Q52: Anemones have no<br>A) mesoderm.<br>B) endoderm.<br>C) ectoderm.
Q53: A snail is a(n)<br>A) arthropod.<br>B) echinoderm.<br>C) chordate.<br>D)
Q54: An arthropod exoskeleton is composed of<br>A) silica.<br>B)
Q55: Which of these groups is characterized by