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What is the next step in muscle contraction after the actin changes shape? (apex)
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Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.
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Which type of landforms forms at the plate boundary as a result of divergent stress
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Answer quickly (get 20 points) in which generation were recessive traits hidden in all the plants i...
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