Multiple Choice
The alternation of circular muscle contraction and longitudinal muscle contraction allows the earthworm to move forward.What type of support system aids locomotion in the earthworm?
A) an exoskeleton
B) an endoskeleton
C) a calcium carbonate shell
D) a hydrostatic skeleton
Correct Answer:

Verified
Correct Answer:
Verified
Q7: Identify the labeled structures on the human
Q8: When a person straightens her arm,she is
Q9: According to the sliding filament theory of
Q10: An oxygen debt occurs when<br>A)there is too
Q11: Which of the following statements about skeletons
Q13: One of the major functions of the
Q14: Which of the following structures attaches muscle
Q16: Which muscle list of structures is correctly
Q17: The elbow and knee are examples of
Q35: List the five major functions of the