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Given the contraction times in the table below, Fiber A is most likely a ______fiber, while Fiber B is a ______ fiber. Fiber Contraction Time A 50 milliseconds B 100  milliseconds

Muscle Fatigue can be described as a reduction in force-generating capacity of the muscle that lasts for weeks.

Fibers that rely on oxidative metabolism to produce ATP are relatively ______ to contract, while fibers that rely upon glycolysis to produce ATP are relatively _______ to contract.

Fibers have the capacity to change “type” if they are activated at a frequency that is different from normal conditions.

Which of the following can significantly affect an individual’s life course? Select all that apply.

Please answer Question 5 here.

Please answer Question 1 here.

Please answer Question 3 here.

Please answer Question 2 here.

Please answer Question 4 here.