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Saturn is on average 10 AU from the sun. What is the approximate orbital period of Saturn?
Power Stroke
The phase in muscle contraction where the head of the myosin molecule pivots, pulling the actin filament inward and shortening the muscle fiber.
Myosin Head
Part of the myosin protein that binds to actin filaments in muscle cells, playing a critical role in muscle contraction.
Actin Myofilament
A thin filament primarily made of the protein actin, playing a crucial role in muscle contraction and cell movement.
Aerobic Exercise
Physical exercise that improves the efficiency of the body's cardiovascular system in absorbing and transporting oxygen.
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