A) X-organ, Y-muscle
B) X-muscle, Y-joint
C) X-joint, Y-bone
D) X-bone, Y-organ
Correct Answer: B
Solution :
The label X is a muscle while label T is a joint. Muscles move the joints by contraction and relaxation. On contraction, muscles get shorter and on relaxation, they get longer.You need to login to perform this action.
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