What is the major disadvantage of an exoskeleton?
A) It does not protect the internal organs.
B) It does not provide effective support for muscles.
C) It hardens only after an extended exposure to air.
D) It must be periodically shed for growth to occur.
Correct Answer:
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Q20: Which of the following is TRUE with
Q21: How would a calcium deficiency affect the
Q22: Cnidarians have what type of skeleton?
A) Exoskeleton
B)
Q23: Which of the following would be composed
Q24: Fast- twitch muscle fibers, such as those
Q26: muscle constricts arteries when blood pressure drops
Q27: Both smooth and cardiac muscle fibers
A) possess
Q28: Smooth muscle
A) is under voluntary control.
B) contracts
Q29: Which of these animals is correctly matched
Q30: In skeletal and cardiac muscles, relaxation occurs
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