B - 17
The atomic number always matches the number of protons, or 17 p as listed in the image.
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Answer:
When a muscle contracts, the actin is pulled along myosin toward the center of the sarcomere until the actin and myosin filaments are completely overlapped.
Explanation:
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Answer:
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Explanation:
The body's hormones, and the glands that produce them, make up the endocrine system. There are eight major glands, and their job is to regulate the body's metabolism, reproduction, growth and sleep. Like the nervous system, the endocrine system is an information signal system.
